252120151532 has 12 divisors (see below), whose sum is σ = 441291274200. Its totient is φ = 126036930336.

The previous prime is 252120151477. The next prime is 252120151571. The reversal of 252120151532 is 235151021252.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 252120151495 and 252120151504.

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, 5761838 + ... + 5805429.

It is an arithmetic number, because the mean of its divisors is an integer number (36774272850).

Almost surely, 2^252120151532 is an apocalyptic number.

It is an amenable number.

252120151532 is a deficient number, since it is larger than the sum of its proper divisors (189171122668).

252120151532 is a wasteful number, since it uses less digits than its factorization.

252120151532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11572720 (or 11572718 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 29.

Adding to 252120151532 its reverse (235151021252), we get a palindrome (487271172784).

The spelling of 252120151532 in words is "two hundred fifty-two billion, one hundred twenty million, one hundred fifty-one thousand, five hundred thirty-two".