52615614998 has 4 divisors (see below), whose sum is σ = 78923422500. Its totient is φ = 26307807498.

The previous prime is 52615614991. The next prime is 52615615007. The reversal of 52615614998 is 89941651625.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52615614991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13153903748 + ... + 13153903751.

It is an arithmetic number, because the mean of its divisors is an integer number (19730855625).

Almost surely, 2^52615614998 is an apocalyptic number.

52615614998 is a deficient number, since it is larger than the sum of its proper divisors (26307807502).

52615614998 is a wasteful number, since it uses less digits than its factorization.

52615614998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26307807501.

The product of its digits is 4665600, while the sum is 56.

The spelling of 52615614998 in words is "fifty-two billion, six hundred fifteen million, six hundred fourteen thousand, nine hundred ninety-eight".