52645115453615 has 8 divisors (see below), whose sum is σ = 64117036134960. Its totient is φ = 41487493969152.

The previous prime is 52645115453597. The next prime is 52645115453617. The reversal of 52645115453615 is 51635451154625.

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 52645115453615 - 2²⁴ = 52645098676399 is a prime.

It is a super-2 number, since 2×52645115453615² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52645115453617) 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, 78574798850 + ... + 78574799519.

It is an arithmetic number, because the mean of its divisors is an integer number (8014629516870).

Almost surely, 2^{52645115453615} is an apocalyptic number.

52645115453615 is a deficient number, since it is larger than the sum of its proper divisors (11471920681345).

52645115453615 is a wasteful number, since it uses less digits than its factorization.

52645115453615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157149598441.

The product of its digits is 10800000, while the sum is 53.

The spelling of 52645115453615 in words is "fifty-two trillion, six hundred forty-five billion, one hundred fifteen million, four hundred fifty-three thousand, six hundred fifteen".