125160761627661 has 16 divisors (see below), whose sum is σ = 176298393752000. Its totient is φ = 78763526972928.

The previous prime is 125160761627593. The next prime is 125160761627687. The reversal of 125160761627661 is 166726167061521.

It is not a de Polignac number, because 125160761627661 - 2⁴² = 120762715116557 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125160761637661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3963527236 + ... + 3963558813.

It is an arithmetic number, because the mean of its divisors is an integer number (11018649609500).

Almost surely, 2^{125160761627661} is an apocalyptic number.

It is an amenable number.

125160761627661 is a deficient number, since it is larger than the sum of its proper divisors (51137632124339).

125160761627661 is a wasteful number, since it uses less digits than its factorization.

125160761627661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7927086348.

The product of its (nonzero) digits is 7620480, while the sum is 57.

The spelling of 125160761627661 in words is "one hundred twenty-five trillion, one hundred sixty billion, seven hundred sixty-one million, six hundred twenty-seven thousand, six hundred sixty-one".