118167961425 has 24 divisors (see below), whose sum is σ = 195385057056. Its totient is φ = 63018387840.

The previous prime is 118167961369. The next prime is 118167961433. The reversal of 118167961425 is 524169761811.

It is not a de Polignac number, because 118167961425 - 2¹² = 118167957329 is a prime.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1171597 + ... + 1268453.

It is an arithmetic number, because the mean of its divisors is an integer number (8141044044).

Almost surely, 2^118167961425 is an apocalyptic number.

118167961425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

118167961425 is a deficient number, since it is larger than the sum of its proper divisors (77217095631).

118167961425 is a wasteful number, since it uses less digits than its factorization.

118167961425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113137 (or 113132 counting only the distinct ones).

The product of its digits is 725760, while the sum is 51.

The spelling of 118167961425 in words is "one hundred eighteen billion, one hundred sixty-seven million, nine hundred sixty-one thousand, four hundred twenty-five".