125136455000 has 40 divisors (see below), whose sum is σ = 293194725780. Its totient is φ = 50054580000.

The previous prime is 125136454991. The next prime is 125136455033. The reversal of 125136455000 is 554631521.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 12508646 + ... + 12518645.

Almost surely, 2^125136455000 is an apocalyptic number.

125136455000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125136455000 is an abundant number, since it is smaller than the sum of its proper divisors (168058270780).

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

125136455000 is an equidigital number, since it uses as much as digits as its factorization.

125136455000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25027317 (or 25027298 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

The spelling of 125136455000 in words is "one hundred twenty-five billion, one hundred thirty-six million, four hundred fifty-five thousand".