11987426073360 has 160 divisors (see below), whose sum is σ = 37471978782720. Its totient is φ = 3169922563584.

The previous prime is 11987426073347. The next prime is 11987426073361. The reversal of 11987426073360 is 6337062478911.

It is a super-2 number, since 2×11987426073360² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11987426073360.

It is not an unprimeable number, because it can be changed into a prime (11987426073361) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62784921 + ... + 62975559.

It is an arithmetic number, because the mean of its divisors is an integer number (234199867392).

Almost surely, 2^{11987426073360} is an apocalyptic number.

11987426073360 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 11987426073360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18735989391360).

11987426073360 is an abundant number, since it is smaller than the sum of its proper divisors (25484552709360).

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

11987426073360 is a wasteful number, since it uses less digits than its factorization.

11987426073360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192845 (or 192839 counting only the distinct ones).

The product of its (nonzero) digits is 9144576, while the sum is 57.

The spelling of 11987426073360 in words is "eleven trillion, nine hundred eighty-seven billion, four hundred twenty-six million, seventy-three thousand, three hundred sixty".