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80033912352 = 2539283449
BaseRepresentation
bin100101010001001100…
…1001001011000100000
321122120200221000000000
41022202121021120200
52302402140143402
6100433404300000
75532213013302
oct1124231113040
9248520830000
1080033912352
1130a40069a19
1213617241600
1377161797b4
143c33485972
15213646bc1c
hex12a2649620

80033912352 has 240 divisors, whose sum is σ = 237709533600. Its totient is φ = 26524495872.

The previous prime is 80033912341. The next prime is 80033912369. The reversal of 80033912352 is 25321933008.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 178249024 + ... + 178249472.

It is an arithmetic number, because the mean of its divisors is an integer number (990456390).

Almost surely, 280033912352 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 80033912352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118854766800).

80033912352 is an abundant number, since it is smaller than the sum of its proper divisors (157675621248).

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

80033912352 is an frugal number, since it uses more digits than its factorization.

80033912352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769 (or 737 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The spelling of 80033912352 in words is "eighty billion, thirty-three million, nine hundred twelve thousand, three hundred fifty-two".