64624936334 has 16 divisors (see below), whose sum is σ = 110798787168. Its totient is φ = 27693105792.

The previous prime is 64624936333. The next prime is 64624936339. The reversal of 64624936334 is 43363942646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64624936333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150839 + ... + 389874.

It is an arithmetic number, because the mean of its divisors is an integer number (6924924198).

Almost surely, 2^64624936334 is an apocalyptic number.

64624936334 is a deficient number, since it is larger than the sum of its proper divisors (46173850834).

64624936334 is a wasteful number, since it uses less digits than its factorization.

64624936334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549259.

The product of its digits is 6718464, while the sum is 50.

The spelling of 64624936334 in words is "sixty-four billion, six hundred twenty-four million, nine hundred thirty-six thousand, three hundred thirty-four".