74514137477232 has 160 divisors (see below), whose sum is σ = 203384551801600. Its totient is φ = 23442731956224.

The previous prime is 74514137477149. The next prime is 74514137477233. The reversal of 74514137477232 is 23277473141547.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74514137477233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2593676244 + ... + 2593704972.

It is an arithmetic number, because the mean of its divisors is an integer number (1271153448760).

Almost surely, 2^{74514137477232} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74514137477232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101692275900800).

74514137477232 is an abundant number, since it is smaller than the sum of its proper divisors (128870414324368).

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

74514137477232 is a wasteful number, since it uses less digits than its factorization.

74514137477232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39303 (or 39297 counting only the distinct ones).

The product of its digits is 27659520, while the sum is 57.

The spelling of 74514137477232 in words is "seventy-four trillion, five hundred fourteen billion, one hundred thirty-seven million, four hundred seventy-seven thousand, two hundred thirty-two".