53575844857535 has 48 divisors (see below), whose sum is σ = 86974747341888. Its totient is φ = 30828857748480.

The previous prime is 53575844857517. The next prime is 53575844857537.

53575844857535 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 53575844857535 - 2⁸ = 53575844857279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53575844857537) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 486511514 + ... + 486621623.

It is an arithmetic number, because the mean of its divisors is an integer number (1811973902956).

Almost surely, 2^{53575844857535} is an apocalyptic number.

53575844857535 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

53575844857535 is a deficient number, since it is larger than the sum of its proper divisors (33398902484353).

53575844857535 is a wasteful number, since it uses less digits than its factorization.

53575844857535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 973133184 (or 973133173 counting only the distinct ones).

The product of its digits is 7056000000, while the sum is 74.

The spelling of 53575844857535 in words is "fifty-three trillion, five hundred seventy-five billion, eight hundred forty-four million, eight hundred fifty-seven thousand, five hundred thirty-five".