125779035580 has 24 divisors (see below), whose sum is σ = 288148336560. Its totient is φ = 45737831040.

The previous prime is 125779035563. The next prime is 125779035601. The reversal of 125779035580 is 85530977521.

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, 285861225 + ... + 285861664.

It is an arithmetic number, because the mean of its divisors is an integer number (12006180690).

Almost surely, 2^125779035580 is an apocalyptic number.

125779035580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125779035580 is an abundant number, since it is smaller than the sum of its proper divisors (162369300980).

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

125779035580 is a wasteful number, since it uses less digits than its factorization.

125779035580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571722909 (or 571722907 counting only the distinct ones).

The product of its (nonzero) digits is 2646000, while the sum is 52.

The spelling of 125779035580 in words is "one hundred twenty-five billion, seven hundred seventy-nine million, thirty-five thousand, five hundred eighty".