125572071552 has 32 divisors (see below), whose sum is σ = 333550816080. Its totient is φ = 41857357056.

The previous prime is 125572071481. The next prime is 125572071577. The reversal of 125572071552 is 255170275521.

It is a tau number, because it is divible by the number of its divisors (32).

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, 163504918 + ... + 163505685.

Almost surely, 2^125572071552 is an apocalyptic number.

125572071552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125572071552 is an abundant number, since it is smaller than the sum of its proper divisors (207978744528).

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

125572071552 is an equidigital number, since it uses as much as digits as its factorization.

125572071552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327010620 (or 327010608 counting only the distinct ones).

The product of its (nonzero) digits is 245000, while the sum is 42.

The spelling of 125572071552 in words is "one hundred twenty-five billion, five hundred seventy-two million, seventy-one thousand, five hundred fifty-two".