125005771700072 has 32 divisors (see below), whose sum is σ = 237741688656000. Its totient is φ = 61608392932800.

The previous prime is 125005771699993. The next prime is 125005771700081. The reversal of 125005771700072 is 270007177500521.

It is a super-2 number, since 2×125005771700072² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 125005771699996 and 125005771700032.

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, 22832204 + ... + 27772667.

It is an arithmetic number, because the mean of its divisors is an integer number (7429427770500).

Almost surely, 2^{125005771700072} is an apocalyptic number.

It is an amenable number.

125005771700072 is a deficient number, since it is larger than the sum of its proper divisors (112735916955928).

125005771700072 is a wasteful number, since it uses less digits than its factorization.

125005771700072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50609297 (or 50609293 counting only the distinct ones).

The product of its (nonzero) digits is 240100, while the sum is 44.

The spelling of 125005771700072 in words is "one hundred twenty-five trillion, five billion, seven hundred seventy-one million, seven hundred thousand, seventy-two".