125474620956 has 12 divisors (see below), whose sum is σ = 292774115592. Its totient is φ = 41824873648.

The previous prime is 125474620951. The next prime is 125474620981. The reversal of 125474620956 is 659026474521.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 125474620899 and 125474620908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125474620951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5228109195 + ... + 5228109218.

It is an arithmetic number, because the mean of its divisors is an integer number (24397842966).

Almost surely, 2^125474620956 is an apocalyptic number.

It is an amenable number.

125474620956 is an abundant number, since it is smaller than the sum of its proper divisors (167299494636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125474620956 is a wasteful number, since it uses less digits than its factorization.

125474620956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10456218420 (or 10456218418 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 51.

The spelling of 125474620956 in words is "one hundred twenty-five billion, four hundred seventy-four million, six hundred twenty thousand, nine hundred fifty-six".