52618901263 has 4 divisors (see below), whose sum is σ = 52620045120. Its totient is φ = 52617757408.

The previous prime is 52618901249. The next prime is 52618901267. The reversal of 52618901263 is 36210981625.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52618901263 - 2²¹ = 52616804111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52618901267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 499903 + ... + 595936.

It is an arithmetic number, because the mean of its divisors is an integer number (13155011280).

Almost surely, 2^52618901263 is an apocalyptic number.

52618901263 is a deficient number, since it is larger than the sum of its proper divisors (1143857).

52618901263 is a wasteful number, since it uses less digits than its factorization.

52618901263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1143856.

The product of its (nonzero) digits is 155520, while the sum is 43.

The spelling of 52618901263 in words is "fifty-two billion, six hundred eighteen million, nine hundred one thousand, two hundred sixty-three".