125456266275 has 24 divisors (see below), whose sum is σ = 207447764160. Its totient is φ = 66901383840.

The previous prime is 125456266259. The next prime is 125456266319. The reversal of 125456266275 is 572662654521.

It is not a de Polignac number, because 125456266275 - 2⁴ = 125456266259 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 500644 + ... + 708206.

It is an arithmetic number, because the mean of its divisors is an integer number (8643656840).

Almost surely, 2^125456266275 is an apocalyptic number.

125456266275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

125456266275 is a deficient number, since it is larger than the sum of its proper divisors (81991497885).

125456266275 is a wasteful number, since it uses less digits than its factorization.

125456266275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215635 (or 215630 counting only the distinct ones).

The product of its digits is 6048000, while the sum is 51.

The spelling of 125456266275 in words is "one hundred twenty-five billion, four hundred fifty-six million, two hundred sixty-six thousand, two hundred seventy-five".