125167663087 has 16 divisors (see below), whose sum is σ = 133333143552. Its totient is φ = 117093029760.

The previous prime is 125167663073. The next prime is 125167663091. The reversal of 125167663087 is 780366761521.

It is a happy number.

It is not a de Polignac number, because 125167663087 - 2⁷ = 125167662959 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 (125167663067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2427262 + ... + 2478292.

It is an arithmetic number, because the mean of its divisors is an integer number (8333321472).

Almost surely, 2^125167663087 is an apocalyptic number.

125167663087 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

125167663087 is a deficient number, since it is larger than the sum of its proper divisors (8165480465).

125167663087 is a wasteful number, since it uses less digits than its factorization.

125167663087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51918.

The product of its (nonzero) digits is 2540160, while the sum is 52.

The spelling of 125167663087 in words is "one hundred twenty-five billion, one hundred sixty-seven million, six hundred sixty-three thousand, eighty-seven".