125761073156 has 12 divisors (see below), whose sum is σ = 220226394192. Its totient is φ = 62839246248.

The previous prime is 125761073149. The next prime is 125761073159. The reversal of 125761073156 is 651370167521.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (125761073159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10315730 + ... + 10327913.

It is an arithmetic number, because the mean of its divisors is an integer number (18352199516).

Almost surely, 2^125761073156 is an apocalyptic number.

It is an amenable number.

125761073156 is a deficient number, since it is larger than the sum of its proper divisors (94465321036).

125761073156 is a wasteful number, since it uses less digits than its factorization.

125761073156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20645170 (or 20645168 counting only the distinct ones).

The product of its (nonzero) digits is 264600, while the sum is 44.

The spelling of 125761073156 in words is "one hundred twenty-five billion, seven hundred sixty-one million, seventy-three thousand, one hundred fifty-six".