125157005555516 has 24 divisors (see below), whose sum is σ = 239002602262704. Its totient is φ = 56873714468480.

The previous prime is 125157005555503. The next prime is 125157005555551. The reversal of 125157005555516 is 615555500751521.

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, 395677895 + ... + 395994078.

It is an arithmetic number, because the mean of its divisors is an integer number (9958441760946).

Almost surely, 2^{125157005555516} is an apocalyptic number.

It is an amenable number.

125157005555516 is a deficient number, since it is larger than the sum of its proper divisors (113845596707188).

125157005555516 is a wasteful number, since it uses less digits than its factorization.

125157005555516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 791675581 (or 791675579 counting only the distinct ones).

The product of its (nonzero) digits is 6562500, while the sum is 53.

The spelling of 125157005555516 in words is "one hundred twenty-five trillion, one hundred fifty-seven billion, five million, five hundred fifty-five thousand, five hundred sixteen".