64302251356 has 18 divisors (see below), whose sum is σ = 130901012088. Its totient is φ = 27558107640.

The previous prime is 64302251339. The next prime is 64302251359. The reversal of 64302251356 is 65315220346.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64302251359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 164036160 + ... + 164036551.

Almost surely, 2^64302251356 is an apocalyptic number.

It is an amenable number.

64302251356 is an abundant number, since it is smaller than the sum of its proper divisors (66598760732).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64302251356 is a wasteful number, since it uses less digits than its factorization.

64302251356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328072729 (or 328072720 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 37.

The spelling of 64302251356 in words is "sixty-four billion, three hundred two million, two hundred fifty-one thousand, three hundred fifty-six".