118238073975 has 384 divisors, whose sum is σ = 275068108800. Its totient is φ = 48550233600.

The previous prime is 118238073971. The next prime is 118238074001. The reversal of 118238073975 is 579370832811.

It is a happy number.

118238073975 is a `hidden beast` number, since 1 + 18 + 238 + 0 + 7 + 397 + 5 = 666.

It is not a de Polignac number, because 118238073975 - 2² = 118238073971 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118238073971) by changing a digit.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 357214560 + ... + 357214890.

It is an arithmetic number, because the mean of its divisors is an integer number (716323200).

Almost surely, 2^118238073975 is an apocalyptic number.

118238073975 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

118238073975 is an abundant number, since it is smaller than the sum of its proper divisors (156830034825).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

118238073975 is a wasteful number, since it uses less digits than its factorization.

118238073975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572 (or 561 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 54.

The spelling of 118238073975 in words is "one hundred eighteen billion, two hundred thirty-eight million, seventy-three thousand, nine hundred seventy-five".