252114150521 has 16 divisors (see below), whose sum is σ = 257766537600. Its totient is φ = 246513041280.

The previous prime is 252114150517. The next prime is 252114150527. The reversal of 252114150521 is 125051411252.

It is a cyclic number.

It is not a de Polignac number, because 252114150521 - 2² = 252114150517 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (252114150527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14400245 + ... + 14417741.

It is an arithmetic number, because the mean of its divisors is an integer number (16110408600).

Almost surely, 2^252114150521 is an apocalyptic number.

It is an amenable number.

252114150521 is a deficient number, since it is larger than the sum of its proper divisors (5652387079).

252114150521 is a wasteful number, since it uses less digits than its factorization.

252114150521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18944.

The product of its (nonzero) digits is 4000, while the sum is 29.

Adding to 252114150521 its reverse (125051411252), we get a palindrome (377165561773).

The spelling of 252114150521 in words is "two hundred fifty-two billion, one hundred fourteen million, one hundred fifty thousand, five hundred twenty-one".