53052541521 has 24 divisors (see below), whose sum is σ = 83680259040. Its totient is φ = 29801907072.

The previous prime is 53052541519. The next prime is 53052541547. The reversal of 53052541521 is 12514525035.

It is not a de Polignac number, because 53052541521 - 2¹ = 53052541519 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53052541621) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3049816 + ... + 3067161.

It is an arithmetic number, because the mean of its divisors is an integer number (3486677460).

Almost surely, 2^53052541521 is an apocalyptic number.

It is an amenable number.

53052541521 is a deficient number, since it is larger than the sum of its proper divisors (30627717519).

53052541521 is a wasteful number, since it uses less digits than its factorization.

53052541521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6117053 (or 6117046 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 33.

The spelling of 53052541521 in words is "fifty-three billion, fifty-two million, five hundred forty-one thousand, five hundred twenty-one".