252148185492 has 24 divisors (see below), whose sum is σ = 672395161536. Its totient is φ = 72042338688.

The previous prime is 252148185469. The next prime is 252148185533. The reversal of 252148185492 is 294581841252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1500881973 + ... + 1500882140.

It is an arithmetic number, because the mean of its divisors is an integer number (28016465064).

Almost surely, 2^252148185492 is an apocalyptic number.

It is an amenable number.

252148185492 is an abundant number, since it is smaller than the sum of its proper divisors (420246976044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

252148185492 is a wasteful number, since it uses less digits than its factorization.

252148185492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3001764127 (or 3001764125 counting only the distinct ones).

The product of its digits is 1843200, while the sum is 51.

The spelling of 252148185492 in words is "two hundred fifty-two billion, one hundred forty-eight million, one hundred eighty-five thousand, four hundred ninety-two".