52605731519 has 8 divisors (see below), whose sum is σ = 57484853712. Its totient is φ = 47742739840.

The previous prime is 52605731473. The next prime is 52605731533. The reversal of 52605731519 is 91513750625.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52605731519 is a prime.

It is a super-2 number, since 2×52605731519² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52605731519.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52605731599) 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, 4025804 + ... + 4038849.

It is an arithmetic number, because the mean of its divisors is an integer number (7185606714).

Almost surely, 2^52605731519 is an apocalyptic number.

52605731519 is a deficient number, since it is larger than the sum of its proper divisors (4879122193).

52605731519 is a wasteful number, since it uses less digits than its factorization.

52605731519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8065257.

The product of its (nonzero) digits is 283500, while the sum is 44.

The spelling of 52605731519 in words is "fifty-two billion, six hundred five million, seven hundred thirty-one thousand, five hundred nineteen".