83157098512 has 20 divisors (see below), whose sum is σ = 161216444880. Its totient is φ = 41552854688.

The previous prime is 83157098491. The next prime is 83157098567. The reversal of 83157098512 is 21589075138.

It is a super-2 number, since 2×83157098512² (a number of 23 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 1579198 + ... + 1631005.

It is an arithmetic number, because the mean of its divisors is an integer number (8060822244).

Almost surely, 2^83157098512 is an apocalyptic number.

It is an amenable number.

83157098512 is a deficient number, since it is larger than the sum of its proper divisors (78059346368).

83157098512 is a wasteful number, since it uses less digits than its factorization.

83157098512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3211830 (or 3211824 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 49.

The spelling of 83157098512 in words is "eighty-three billion, one hundred fifty-seven million, ninety-eight thousand, five hundred twelve".