52405285634 has 32 divisors (see below), whose sum is σ = 85966272000. Its totient is φ = 23814033984.

The previous prime is 52405285609. The next prime is 52405285703. The reversal of 52405285634 is 43658250425.

It is a super-2 number, since 2×52405285634² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

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, 701852 + ... + 772920.

It is an arithmetic number, because the mean of its divisors is an integer number (2686446000).

Almost surely, 2^52405285634 is an apocalyptic number.

52405285634 is a deficient number, since it is larger than the sum of its proper divisors (33560986366).

52405285634 is a wasteful number, since it uses less digits than its factorization.

52405285634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71522.

The product of its (nonzero) digits is 1152000, while the sum is 44.

The spelling of 52405285634 in words is "fifty-two billion, four hundred five million, two hundred eighty-five thousand, six hundred thirty-four".