80629499312 has 10 divisors (see below), whose sum is σ = 156219654948. Its totient is φ = 40314749648.

The previous prime is 80629499311. The next prime is 80629499329. The reversal of 80629499312 is 21399492608.

It is a super-2 number, since 2×80629499312² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (80629499311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2519671838 + ... + 2519671869.

Almost surely, 2^80629499312 is an apocalyptic number.

It is an amenable number.

80629499312 is a deficient number, since it is larger than the sum of its proper divisors (75590155636).

80629499312 is a wasteful number, since it uses less digits than its factorization.

80629499312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5039343715 (or 5039343709 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 53.

The spelling of 80629499312 in words is "eighty billion, six hundred twenty-nine million, four hundred ninety-nine thousand, three hundred twelve".