53872021833722 has 8 divisors (see below), whose sum is σ = 82778960378772. Its totient is φ = 26279035040800.

The previous prime is 53872021833631. The next prime is 53872021833767. The reversal of 53872021833722 is 22733812027835.

It can be written as a sum of positive squares in 2 ways, for example, as 43979166359041 + 9892855474681 = 6631679^2 + 3145291^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 328487937929 + ... + 328487938092.

Almost surely, 2^{53872021833722} is an apocalyptic number.

53872021833722 is a deficient number, since it is larger than the sum of its proper divisors (28906938545050).

53872021833722 is a wasteful number, since it uses less digits than its factorization.

53872021833722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656975876064.

The product of its (nonzero) digits is 6773760, while the sum is 53.

The spelling of 53872021833722 in words is "fifty-three trillion, eight hundred seventy-two billion, twenty-one million, eight hundred thirty-three thousand, seven hundred twenty-two".