64252426312 has 32 divisors (see below), whose sum is σ = 126872121600. Its totient is φ = 30421410624.

The previous prime is 64252426297. The next prime is 64252426327. The reversal of 64252426312 is 21362425246.

It is an interprime number because it is at equal distance from previous prime (64252426297) and next prime (64252426327).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239698 + ... + 431230.

It is an arithmetic number, because the mean of its divisors is an integer number (3964753800).

Almost surely, 2^64252426312 is an apocalyptic number.

It is an amenable number.

64252426312 is a deficient number, since it is larger than the sum of its proper divisors (62619695288).

64252426312 is a wasteful number, since it uses less digits than its factorization.

64252426312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193765 (or 193761 counting only the distinct ones).

The product of its digits is 138240, while the sum is 37.

The spelling of 64252426312 in words is "sixty-four billion, two hundred fifty-two million, four hundred twenty-six thousand, three hundred twelve".