64316396350 has 24 divisors (see below), whose sum is σ = 119635233480. Its totient is φ = 25725109920.

The previous prime is 64316396323. The next prime is 64316396369. The reversal of 64316396350 is 5369361346.

It is a self number, because there is not a number n which added to its sum of digits gives 64316396350.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1538829 + ... + 1580071.

It is an arithmetic number, because the mean of its divisors is an integer number (4984801395).

Almost surely, 2^64316396350 is an apocalyptic number.

64316396350 is a deficient number, since it is larger than the sum of its proper divisors (55318837130).

64316396350 is a wasteful number, since it uses less digits than its factorization.

64316396350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72444 (or 72439 counting only the distinct ones).

The product of its (nonzero) digits is 1049760, while the sum is 46.

The spelling of 64316396350 in words is "sixty-four billion, three hundred sixteen million, three hundred ninety-six thousand, three hundred fifty".