49321350864 has 30 divisors (see below), whose sum is σ = 138031280946. Its totient is φ = 16440450240.

The previous prime is 49321350833. The next prime is 49321350877. The reversal of 49321350864 is 46805312394.

49321350864 is a `hidden beast` number, since 49 + 32 + 13 + 508 + 64 = 666.

49321350864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 42131667600 + 7189683264 = 205260^2 + 84792^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 171254547 + ... + 171254834.

Almost surely, 2^49321350864 is an apocalyptic number.

It is an amenable number.

49321350864 is an abundant number, since it is smaller than the sum of its proper divisors (88709930082).

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

49321350864 is a wasteful number, since it uses less digits than its factorization.

49321350864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342509395 (or 342509386 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 49321350864 in words is "forty-nine billion, three hundred twenty-one million, three hundred fifty thousand, eight hundred sixty-four".