52636435064 has 16 divisors (see below), whose sum is σ = 98699218800. Its totient is φ = 26316643392.

The previous prime is 52636435057. The next prime is 52636435073. The reversal of 52636435064 is 46053463625.

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, 48044 + ... + 327995.

It is an arithmetic number, because the mean of its divisors is an integer number (6168701175).

Almost surely, 2^52636435064 is an apocalyptic number.

It is an amenable number.

52636435064 is a deficient number, since it is larger than the sum of its proper divisors (46062783736).

52636435064 is a wasteful number, since it uses less digits than its factorization.

52636435064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393542 (or 393538 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 44.

Adding to 52636435064 its reverse (46053463625), we get a palindrome (98689898689).

The spelling of 52636435064 in words is "fifty-two billion, six hundred thirty-six million, four hundred thirty-five thousand, sixty-four".