80029353536 has 42 divisors (see below), whose sum is σ = 174557843670. Its totient is φ = 36376975360.

The previous prime is 80029353529. The next prime is 80029353563. The reversal of 80029353536 is 63535392008.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 70862440000 + 9166913536 = 266200^2 + 95744^2 .

It is a Harshad number since it is a multiple of its sum of digits (44).

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 5 ways as a sum of consecutive naturals, for example, 5159441 + ... + 5174928.

It is an arithmetic number, because the mean of its divisors is an integer number (4156139135).

Almost surely, 2^80029353536 is an apocalyptic number.

It is an amenable number.

80029353536 is an abundant number, since it is smaller than the sum of its proper divisors (94528490134).

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

80029353536 is a wasteful number, since it uses less digits than its factorization.

80029353536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10334403 (or 10334382 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 44.

The spelling of 80029353536 in words is "eighty billion, twenty-nine million, three hundred fifty-three thousand, five hundred thirty-six".