64636552034 has 16 divisors (see below), whose sum is σ = 97241189472. Its totient is φ = 32222924448.

The previous prime is 64636552031. The next prime is 64636552049. The reversal of 64636552034 is 43025563646.

It is not an unprimeable number, because it can be changed into a prime (64636552031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1289342 + ... + 1338534.

It is an arithmetic number, because the mean of its divisors is an integer number (6077574342).

Almost surely, 2^64636552034 is an apocalyptic number.

64636552034 is a deficient number, since it is larger than the sum of its proper divisors (32604637438).

64636552034 is a wasteful number, since it uses less digits than its factorization.

64636552034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51121.

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

The spelling of 64636552034 in words is "sixty-four billion, six hundred thirty-six million, five hundred fifty-two thousand, thirty-four".