252526262516 has 12 divisors (see below), whose sum is σ = 482095592160. Its totient is φ = 114784664760.

The previous prime is 252526262509. The next prime is 252526262531. The reversal of 252526262516 is 615262625252.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 5739233239 = 252526262516 / (2 + 5 + 2 + 5 + 2 + 6 + 2 + 6 + 2 + 5 + 1 + 6).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2869616576 + ... + 2869616663.

It is an arithmetic number, because the mean of its divisors is an integer number (40174632680).

Almost surely, 2^252526262516 is an apocalyptic number.

It is an amenable number.

252526262516 is a deficient number, since it is larger than the sum of its proper divisors (229569329644).

252526262516 is a wasteful number, since it uses less digits than its factorization.

252526262516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5739233254 (or 5739233252 counting only the distinct ones).

The product of its digits is 864000, while the sum is 44.

Adding to 252526262516 its reverse (615262625252), we get a palindrome (867788887768).

The spelling of 252526262516 in words is "two hundred fifty-two billion, five hundred twenty-six million, two hundred sixty-two thousand, five hundred sixteen".