125052855979 has 8 divisors (see below), whose sum is σ = 129870931520. Its totient is φ = 120321592776.

The previous prime is 125052855943. The next prime is 125052856009. The reversal of 125052855979 is 979558250521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 125052855979 - 2³³ = 116462921387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125052855079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21700149 + ... + 21705910.

It is an arithmetic number, because the mean of its divisors is an integer number (16233866440).

Almost surely, 2^125052855979 is an apocalyptic number.

125052855979 is a deficient number, since it is larger than the sum of its proper divisors (4818075541).

125052855979 is an equidigital number, since it uses as much as digits as its factorization.

125052855979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43406169.

The product of its (nonzero) digits is 11340000, while the sum is 58.

The spelling of 125052855979 in words is "one hundred twenty-five billion, fifty-two million, eight hundred fifty-five thousand, nine hundred seventy-nine".