80518098028 has 12 divisors (see below), whose sum is σ = 140993608672. Its totient is φ = 40234209840.

The previous prime is 80518097999. The next prime is 80518098077. The reversal of 80518098028 is 82089081508.

It is a happy number.

It is a super-2 number, since 2×80518098028² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6202500 + ... + 6215467.

Almost surely, 2^80518098028 is an apocalyptic number.

It is an amenable number.

80518098028 is a deficient number, since it is larger than the sum of its proper divisors (60475510644).

80518098028 is a wasteful number, since it uses less digits than its factorization.

80518098028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12419592 (or 12419590 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 49.

The spelling of 80518098028 in words is "eighty billion, five hundred eighteen million, ninety-eight thousand, twenty-eight".