52521587995 has 8 divisors (see below), whose sum is σ = 66343058640. Its totient is φ = 39805835040.

The previous prime is 52521587983. The next prime is 52521587999. The reversal of 52521587995 is 59978512525.

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

It is a de Polignac number, because none of the positive numbers 2^k-52521587995 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52521587999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 276429316 + ... + 276429505.

It is an arithmetic number, because the mean of its divisors is an integer number (8292882330).

Almost surely, 2^52521587995 is an apocalyptic number.

52521587995 is a deficient number, since it is larger than the sum of its proper divisors (13821470645).

52521587995 is a wasteful number, since it uses less digits than its factorization.

52521587995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552858845.

The product of its digits is 11340000, while the sum is 58.

The spelling of 52521587995 in words is "fifty-two billion, five hundred twenty-one million, five hundred eighty-seven thousand, nine hundred ninety-five".