53121504355 has 8 divisors (see below), whose sum is σ = 64948556592. Its totient is φ = 41695369248.

The previous prime is 53121504323. The next prime is 53121504361. The reversal of 53121504355 is 55340512135.

53121504355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 53121504355 - 2⁵ = 53121504323 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53121504355.

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, 100228989 + ... + 100229518.

It is an arithmetic number, because the mean of its divisors is an integer number (8118569574).

Almost surely, 2^53121504355 is an apocalyptic number.

53121504355 is a deficient number, since it is larger than the sum of its proper divisors (11827052237).

53121504355 is a wasteful number, since it uses less digits than its factorization.

53121504355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200458565.

The product of its (nonzero) digits is 45000, while the sum is 34.

The spelling of 53121504355 in words is "fifty-three billion, one hundred twenty-one million, five hundred four thousand, three hundred fifty-five".