49297268520 has 128 divisors (see below), whose sum is σ = 172972944000. Its totient is φ = 12454041600.

The previous prime is 49297268513. The next prime is 49297268543. The reversal of 49297268520 is 2586279294.

49297268520 is a `hidden beast` number, since 4 + 9 + 2 + 97 + 26 + 8 + 520 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1180681 + ... + 1221720.

It is an arithmetic number, because the mean of its divisors is an integer number (1351351125).

Almost surely, 2^49297268520 is an apocalyptic number.

49297268520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49297268520 is an abundant number, since it is smaller than the sum of its proper divisors (123675675480).

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

49297268520 is a wasteful number, since it uses less digits than its factorization.

49297268520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2402440 (or 2402430 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 49297268520 in words is "forty-nine billion, two hundred ninety-seven million, two hundred sixty-eight thousand, five hundred twenty".