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74505376737012 = 223131034636879309
BaseRepresentation
bin10000111100001100100010…
…100000111010011011110100
3100202210122101210210201120010
4100330030202200322123310
534231144002421041022
6422243144134540220
721456556456025604
oct2074144240723364
9322718353721503
1074505376737012
11218156098a92a1
128433783b07670
133275a998669a0
141458118116c04
158930c865650c
hex43c32283a6f4

74505376737012 has 48 divisors (see below), whose sum is σ = 189036295710080. Its totient is φ = 22702161091968.

The previous prime is 74505376736993. The next prime is 74505376737013. The reversal of 74505376737012 is 21073767350547.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74505376737013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2318423587 + ... + 2318455722.

Almost surely, 274505376737012 is an apocalyptic number.

It is an amenable number.

74505376737012 is an abundant number, since it is smaller than the sum of its proper divisors (114530918973068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74505376737012 is a wasteful number, since it uses less digits than its factorization.

74505376737012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4636879432 (or 4636879430 counting only the distinct ones).

The product of its (nonzero) digits is 25930800, while the sum is 57.

The spelling of 74505376737012 in words is "seventy-four trillion, five hundred five billion, three hundred seventy-six million, seven hundred thirty-seven thousand, twelve".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 103 156 206 309 412 618 1236 1339 2678 4017 5356 8034 16068 4636879309 9273758618 13910637927 18547517236 27821275854 55642551708 60279431017 120558862034 180838293051 241117724068 361676586102 477598568827 723353172204 955197137654 1432795706481 1910394275308 2865591412962 5731182825924 6208781394751 12417562789502 18626344184253 24835125579004 37252688368506 74505376737012