125216645352 has 32 divisors (see below), whose sum is σ = 313175933280. Its totient is φ = 41720972480.

The previous prime is 125216645341. The next prime is 125216645369. The reversal of 125216645352 is 253546612521.

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, 1062174 + ... + 1174157.

It is an arithmetic number, because the mean of its divisors is an integer number (9786747915).

Almost surely, 2^125216645352 is an apocalyptic number.

125216645352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125216645352 is an abundant number, since it is smaller than the sum of its proper divisors (187959287928).

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

125216645352 is a wasteful number, since it uses less digits than its factorization.

125216645352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2238673 (or 2238669 counting only the distinct ones).

The product of its digits is 432000, while the sum is 42.

The spelling of 125216645352 in words is "one hundred twenty-five billion, two hundred sixteen million, six hundred forty-five thousand, three hundred fifty-two".