52626049974 has 64 divisors (see below), whose sum is σ = 117484800000. Its totient is φ = 17461513440.

The previous prime is 52626049871. The next prime is 52626049979. The reversal of 52626049974 is 47994062625.

52626049974 is a `hidden beast` number, since 5 + 2 + 626 + 0 + 4 + 9 + 9 + 7 + 4 = 666.

It is a super-2 number, since 2×52626049974² (a number of 22 digits) contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 52626049974.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52626049979) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11341947 + ... + 11346585.

It is an arithmetic number, because the mean of its divisors is an integer number (1835700000).

Almost surely, 2^52626049974 is an apocalyptic number.

52626049974 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

52626049974 is an abundant number, since it is smaller than the sum of its proper divisors (64858750026).

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

52626049974 is a wasteful number, since it uses less digits than its factorization.

52626049974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5570 (or 5564 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 54.

The spelling of 52626049974 in words is "fifty-two billion, six hundred twenty-six million, forty-nine thousand, nine hundred seventy-four".