52562616251 has 4 divisors (see below), whose sum is σ = 55654534872. Its totient is φ = 49470697632.

The previous prime is 52562616193. The next prime is 52562616257. The reversal of 52562616251 is 15261626525.

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 52562616251 - 2²² = 52558421947 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52562616199 and 52562616208.

It is not an unprimeable number, because it can be changed into a prime (52562616257) 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, 1545959285 + ... + 1545959318.

It is an arithmetic number, because the mean of its divisors is an integer number (13913633718).

Almost surely, 2^52562616251 is an apocalyptic number.

52562616251 is a deficient number, since it is larger than the sum of its proper divisors (3091918621).

52562616251 is a wasteful number, since it uses less digits than its factorization.

52562616251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3091918620.

The product of its digits is 216000, while the sum is 41.

The spelling of 52562616251 in words is "fifty-two billion, five hundred sixty-two million, six hundred sixteen thousand, two hundred fifty-one".