52263646563 has 8 divisors (see below), whose sum is σ = 71305440448. Its totient is φ = 34032141864.

The previous prime is 52263646543. The next prime is 52263646571. The reversal of 52263646563 is 36564636225.

It is a happy number.

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

It is not a de Polignac number, because 52263646563 - 2⁵ = 52263646531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52263646543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202572145 + ... + 202572402.

It is an arithmetic number, because the mean of its divisors is an integer number (8913180056).

Almost surely, 2^52263646563 is an apocalyptic number.

52263646563 is a deficient number, since it is larger than the sum of its proper divisors (19041793885).

52263646563 is a wasteful number, since it uses less digits than its factorization.

52263646563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405144593.

The product of its digits is 4665600, while the sum is 48.

The spelling of 52263646563 in words is "fifty-two billion, two hundred sixty-three million, six hundred forty-six thousand, five hundred sixty-three".