125494306677 has 12 divisors (see below), whose sum is σ = 181272644800. Its totient is φ = 83661444648.

The previous prime is 125494306661. The next prime is 125494306699. The reversal of 125494306677 is 776603494521.

125494306677 is a `hidden beast` number, since 1 + 2 + 549 + 4 + 30 + 6 + 67 + 7 = 666.

It is not a de Polignac number, because 125494306677 - 2⁴ = 125494306661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125492306677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 880518 + ... + 1013064.

Almost surely, 2^125494306677 is an apocalyptic number.

It is an amenable number.

125494306677 is a deficient number, since it is larger than the sum of its proper divisors (55778338123).

125494306677 is a wasteful number, since it uses less digits than its factorization.

125494306677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237752 (or 237749 counting only the distinct ones).

The product of its (nonzero) digits is 7620480, while the sum is 54.

The spelling of 125494306677 in words is "one hundred twenty-five billion, four hundred ninety-four million, three hundred six thousand, six hundred seventy-seven".