118990151040 has 128 divisors (see below), whose sum is σ = 381247480800. Its totient is φ = 31566200832.

The previous prime is 118990151009. The next prime is 118990151047. The reversal of 118990151040 is 40151099811.

It is a tau number, because it is divible by the number of its divisors (128).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 118990151040.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118990151047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210006 + ... + 531114.

Almost surely, 2^118990151040 is an apocalyptic number.

118990151040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118990151040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190623740400).

118990151040 is an abundant number, since it is smaller than the sum of its proper divisors (262257329760).

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

118990151040 is a wasteful number, since it uses less digits than its factorization.

118990151040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321324 (or 321312 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 39.

The spelling of 118990151040 in words is "one hundred eighteen billion, nine hundred ninety million, one hundred fifty-one thousand, forty".