53686633668635 has 32 divisors (see below), whose sum is σ = 70344353124864. Its totient is φ = 39009468960000.

The previous prime is 53686633668607. The next prime is 53686633668697.

53686633668635 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 53686633668635 - 2¹⁴ = 53686633652251 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 271524560 + ... + 271722210.

It is an arithmetic number, because the mean of its divisors is an integer number (2198261035152).

Almost surely, 2^{53686633668635} is an apocalyptic number.

53686633668635 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

53686633668635 is a deficient number, since it is larger than the sum of its proper divisors (16657719456229).

53686633668635 is a wasteful number, since it uses less digits than its factorization.

53686633668635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202115.

The product of its digits is 6046617600, while the sum is 74.

The spelling of 53686633668635 in words is "fifty-three trillion, six hundred eighty-six billion, six hundred thirty-three million, six hundred sixty-eight thousand, six hundred thirty-five".