1185157838088 has 320 divisors, whose sum is σ = 3971707407360. Its totient is φ = 322830313344.

The previous prime is 1185157838063. The next prime is 1185157838131. The reversal of 1185157838088 is 8808387515811.

1185157838088 is a `hidden beast` number, since 1 + 1 + 8 + 51 + 578 + 3 + 8 + 0 + 8 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

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 79 ways as a sum of consecutive naturals, for example, 32010195 + ... + 32047197.

It is an arithmetic number, because the mean of its divisors is an integer number (12411585648).

Almost surely, 2^{1185157838088} is an apocalyptic number.

1185157838088 is a gapful number since it is divisible by the number (18) 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 1185157838088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1985853703680).

1185157838088 is an abundant number, since it is smaller than the sum of its proper divisors (2786549569272).

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

1185157838088 is a wasteful number, since it uses less digits than its factorization.

1185157838088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37358 (or 37345 counting only the distinct ones).

The product of its (nonzero) digits is 17203200, while the sum is 63.

The spelling of 1185157838088 in words is "one trillion, one hundred eighty-five billion, one hundred fifty-seven million, eight hundred thirty-eight thousand, eighty-eight".