52250134616681 has 8 divisors (see below), whose sum is σ = 55346887966464. Its totient is φ = 49155960824640.

The previous prime is 52250134616597. The next prime is 52250134616683. The reversal of 52250134616681 is 18661643105225.

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

It is a cyclic number.

It is not a de Polignac number, because 52250134616681 - 2³⁸ = 51975256709737 is a prime.

It is a super-2 number, since 2×52250134616681² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52250134616683) 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, 644847725 + ... + 644928746.

It is an arithmetic number, because the mean of its divisors is an integer number (6918360995808).

Almost surely, 2^{52250134616681} is an apocalyptic number.

It is an amenable number.

52250134616681 is a deficient number, since it is larger than the sum of its proper divisors (3096753349783).

52250134616681 is a wasteful number, since it uses less digits than its factorization.

52250134616681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1289778871.

The product of its (nonzero) digits is 2073600, while the sum is 50.

The spelling of 52250134616681 in words is "fifty-two trillion, two hundred fifty billion, one hundred thirty-four million, six hundred sixteen thousand, six hundred eighty-one".