125491368963 has 8 divisors (see below), whose sum is σ = 167329532176. Its totient is φ = 83657059200.

The previous prime is 125491368949. The next prime is 125491368983. The reversal of 125491368963 is 369863194521.

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

It is not a de Polignac number, because 125491368963 - 2⁵ = 125491368931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125491368983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 886498 + ... + 1018263.

It is an arithmetic number, because the mean of its divisors is an integer number (20916191522).

Almost surely, 2^125491368963 is an apocalyptic number.

125491368963 is a deficient number, since it is larger than the sum of its proper divisors (41838163213).

125491368963 is a wasteful number, since it uses less digits than its factorization.

125491368963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1926725.

The product of its digits is 8398080, while the sum is 57.

The spelling of 125491368963 in words is "one hundred twenty-five billion, four hundred ninety-one million, three hundred sixty-eight thousand, nine hundred sixty-three".