125633066642 has 16 divisors (see below), whose sum is σ = 188762026752. Its totient is φ = 62712465360.

The previous prime is 125633066627. The next prime is 125633066653. The reversal of 125633066642 is 246660336521.

It is a junction number, because it is equal to n+sod(n) for n = 125633066593 and 125633066602.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3661028 + ... + 3695184.

It is an arithmetic number, because the mean of its divisors is an integer number (11797626672).

Almost surely, 2^125633066642 is an apocalyptic number.

125633066642 is a deficient number, since it is larger than the sum of its proper divisors (63128960110).

125633066642 is a wasteful number, since it uses less digits than its factorization.

125633066642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37153.

The product of its (nonzero) digits is 933120, while the sum is 44.

The spelling of 125633066642 in words is "one hundred twenty-five billion, six hundred thirty-three million, sixty-six thousand, six hundred forty-two".