11621383875072 has 240 divisors, whose sum is σ = 33644265983328. Its totient is φ = 3861783060480.

The previous prime is 11621383875047. The next prime is 11621383875097. The reversal of 11621383875072 is 27057838312611.

11621383875072 is a `hidden beast` number, since 1 + 1 + 6 + 21 + 38 + 3 + 87 + 507 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (11621383875047) and next prime (11621383875097).

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2460591303 + ... + 2460596025.

Almost surely, 2^{11621383875072} is an apocalyptic number.

11621383875072 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 11621383875072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16822132991664).

11621383875072 is an abundant number, since it is smaller than the sum of its proper divisors (22022882108256).

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

11621383875072 is a wasteful number, since it uses less digits than its factorization.

11621383875072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6291 (or 6272 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 54.

The spelling of 11621383875072 in words is "eleven trillion, six hundred twenty-one billion, three hundred eighty-three million, eight hundred seventy-five thousand, seventy-two".