52536021426663 has 24 divisors (see below), whose sum is σ = 74038057972080. Its totient is φ = 33096794008320.

The previous prime is 52536021426641. The next prime is 52536021426677. The reversal of 52536021426663 is 36662412063525.

It is not a de Polignac number, because 52536021426663 - 2¹² = 52536021422567 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52536021426683) 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, 136490098 + ... + 136874463.

It is an arithmetic number, because the mean of its divisors is an integer number (3084919082170).

Almost surely, 2^{52536021426663} is an apocalyptic number.

52536021426663 is a deficient number, since it is larger than the sum of its proper divisors (21502036545417).

52536021426663 is a wasteful number, since it uses less digits than its factorization.

52536021426663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273364687 (or 273364640 counting only the distinct ones).

The product of its (nonzero) digits is 9331200, while the sum is 51.

The spelling of 52536021426663 in words is "fifty-two trillion, five hundred thirty-six billion, twenty-one million, four hundred twenty-six thousand, six hundred sixty-three".