125250278915 has 16 divisors (see below), whose sum is σ = 157356410400. Its totient is φ = 95579430912.

The previous prime is 125250278873. The next prime is 125250278957. The reversal of 125250278915 is 519872052521.

It is an interprime number because it is at equal distance from previous prime (125250278873) and next prime (125250278957).

It is a cyclic number.

It is not a de Polignac number, because 125250278915 - 2³⁰ = 124176537091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125250278915.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5191550 + ... + 5215619.

It is an arithmetic number, because the mean of its divisors is an integer number (9834775650).

Almost surely, 2^125250278915 is an apocalyptic number.

125250278915 is a deficient number, since it is larger than the sum of its proper divisors (32106131485).

125250278915 is a wasteful number, since it uses less digits than its factorization.

125250278915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10407286.

The product of its (nonzero) digits is 504000, while the sum is 47.

The spelling of 125250278915 in words is "one hundred twenty-five billion, two hundred fifty million, two hundred seventy-eight thousand, nine hundred fifteen".