125541953762 has 32 divisors (see below), whose sum is σ = 191968040880. Its totient is φ = 61565829120.

The previous prime is 125541953759. The next prime is 125541953783. The reversal of 125541953762 is 267359145521.

It is a Cunningham number, because it is equal to 354319²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 115920501841 + 9621451921 = 340471^2 + 98089^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 125541953762.

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, 17032814 + ... + 17040182.

Almost surely, 2^125541953762 is an apocalyptic number.

125541953762 is a deficient number, since it is larger than the sum of its proper divisors (66426087118).

125541953762 is a wasteful number, since it uses less digits than its factorization.

125541953762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8246.

The product of its digits is 2268000, while the sum is 50.

The spelling of 125541953762 in words is "one hundred twenty-five billion, five hundred forty-one million, nine hundred fifty-three thousand, seven hundred sixty-two".