64312913302 has 32 divisors (see below), whose sum is σ = 109915626240. Its totient is φ = 27960950880.

The previous prime is 64312913297. The next prime is 64312913309. The reversal of 64312913302 is 20331921346.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64312913309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 621538 + ... + 717589.

It is an arithmetic number, because the mean of its divisors is an integer number (3434863320).

Almost surely, 2^64312913302 is an apocalyptic number.

64312913302 is a deficient number, since it is larger than the sum of its proper divisors (45602712938).

64312913302 is a wasteful number, since it uses less digits than its factorization.

64312913302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1339236.

The product of its (nonzero) digits is 23328, while the sum is 34.

The spelling of 64312913302 in words is "sixty-four billion, three hundred twelve million, nine hundred thirteen thousand, three hundred two".