52113456064 has 28 divisors (see below), whose sum is σ = 105934904208. Its totient is φ = 25421196800.

The previous prime is 52113456029. The next prime is 52113456091. The reversal of 52113456064 is 46065431125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9927532 + ... + 9932779.

It is an arithmetic number, because the mean of its divisors is an integer number (3783389436).

Almost surely, 2^52113456064 is an apocalyptic number.

It is an amenable number.

52113456064 is an abundant number, since it is smaller than the sum of its proper divisors (53821448144).

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

52113456064 is a wasteful number, since it uses less digits than its factorization.

52113456064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19860364 (or 19860354 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

Adding to 52113456064 its reverse (46065431125), we get a palindrome (98178887189).

The spelling of 52113456064 in words is "fifty-two billion, one hundred thirteen million, four hundred fifty-six thousand, sixty-four".