49164596520 has 64 divisors (see below), whose sum is σ = 158839470720. Its totient is φ = 12102054144.

The previous prime is 49164596491. The next prime is 49164596531. The reversal of 49164596520 is 2569546194.

It is a super-2 number, since 2×49164596520² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15756324 + ... + 15759443.

It is an arithmetic number, because the mean of its divisors is an integer number (2481866730).

Almost surely, 2^49164596520 is an apocalyptic number.

49164596520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49164596520 is an abundant number, since it is smaller than the sum of its proper divisors (109674874200).

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

49164596520 is a wasteful number, since it uses less digits than its factorization.

49164596520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31515794 (or 31515790 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 51.

The spelling of 49164596520 in words is "forty-nine billion, one hundred sixty-four million, five hundred ninety-six thousand, five hundred twenty".