11842552512 has 560 divisors, whose sum is σ = 43194792960. Its totient is φ = 3144241152.

The previous prime is 11842552499. The next prime is 11842552537. The reversal of 11842552512 is 21525524811.

11842552512 is a `hidden beast` number, since 1 + 18 + 42 + 552 + 51 + 2 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 149905689 + ... + 149905767.

Almost surely, 2^11842552512 is an apocalyptic number.

11842552512 is a gapful number since it is divisible by the number (12) 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 11842552512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21597396480).

11842552512 is an abundant number, since it is smaller than the sum of its proper divisors (31352240448).

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

11842552512 is an frugal number, since it uses more digits than its factorization.

11842552512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142 (or 108 counting only the distinct ones).

The product of its digits is 32000, while the sum is 36.

The spelling of 11842552512 in words is "eleven billion, eight hundred forty-two million, five hundred fifty-two thousand, five hundred twelve".