125646684766 has 8 divisors (see below), whose sum is σ = 188476533864. Its totient is φ = 62821173480.

The previous prime is 125646684763. The next prime is 125646684773. The reversal of 125646684766 is 667486646521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125646684763) 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, 1011045 + ... + 1128496.

It is an arithmetic number, because the mean of its divisors is an integer number (23559566733).

Almost surely, 2^125646684766 is an apocalyptic number.

125646684766 is a deficient number, since it is larger than the sum of its proper divisors (62829849098).

125646684766 is a wasteful number, since it uses less digits than its factorization.

125646684766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2168906.

The product of its digits is 69672960, while the sum is 61.

The spelling of 125646684766 in words is "one hundred twenty-five billion, six hundred forty-six million, six hundred eighty-four thousand, seven hundred sixty-six".