80516355924 has 24 divisors (see below), whose sum is σ = 193931868928. Its totient is φ = 25973017920.

The previous prime is 80516355923. The next prime is 80516355947. The reversal of 80516355924 is 42955361508.

It is a super-4 number, since 4×80516355924⁴ (a number of 45 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80516355923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108220537 + ... + 108221280.

Almost surely, 2^80516355924 is an apocalyptic number.

It is an amenable number.

80516355924 is an abundant number, since it is smaller than the sum of its proper divisors (113415513004).

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

80516355924 is a wasteful number, since it uses less digits than its factorization.

80516355924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216441855 (or 216441853 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 48.

The spelling of 80516355924 in words is "eighty billion, five hundred sixteen million, three hundred fifty-five thousand, nine hundred twenty-four".