15118488000000 has 3360 divisors, whose sum is σ = 71215233433344. Its totient is φ = 3110400000000.

The previous prime is 15118487999981. The next prime is 15118488000013. The reversal of 15118488000000 is 88481151.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (3360).

It is a super-2 number, since 2×15118488000000² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 335 ways as a sum of consecutive naturals, for example, 149687999950 + ... + 149688000050.

Almost surely, 2^{15118488000000} is an apocalyptic number.

15118488000000 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 15118488000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35607616716672).

15118488000000 is an abundant number, since it is smaller than the sum of its proper divisors (56096745433344).

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

15118488000000 is an frugal number, since it uses more digits than its factorization.

15118488000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182 (or 129 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 36.

The spelling of 15118488000000 in words is "fifteen trillion, one hundred eighteen billion, four hundred eighty-eight million", and thus it is an aban number.