125044641275 has 6 divisors (see below), whose sum is σ = 155055355212. Its totient is φ = 100035713000.

The previous prime is 125044641247. The next prime is 125044641283. The reversal of 125044641275 is 572146440521.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-125044641275 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2500892801 + ... + 2500892850.

It is an arithmetic number, because the mean of its divisors is an integer number (25842559202).

Almost surely, 2^125044641275 is an apocalyptic number.

125044641275 is a deficient number, since it is larger than the sum of its proper divisors (30010713937).

125044641275 is an equidigital number, since it uses as much as digits as its factorization.

125044641275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5001785661 (or 5001785656 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 41.

The spelling of 125044641275 in words is "one hundred twenty-five billion, forty-four million, six hundred forty-one thousand, two hundred seventy-five".