11321436114772 has 72 divisors (see below), whose sum is σ = 23505005412000. Its totient is φ = 4756137253056.

The previous prime is 11321436114757. The next prime is 11321436114809. The reversal of 11321436114772 is 27741163412311.

It is a super-2 number, since 2×11321436114772² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 2633223 + ... + 5438449.

It is an arithmetic number, because the mean of its divisors is an integer number (326458408500).

Almost surely, 2^{11321436114772} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11321436114772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11752502706000).

11321436114772 is an abundant number, since it is smaller than the sum of its proper divisors (12183569297228).

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

11321436114772 is a wasteful number, since it uses less digits than its factorization.

11321436114772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2805653 (or 2805644 counting only the distinct ones).

The product of its digits is 169344, while the sum is 43.

The spelling of 11321436114772 in words is "eleven trillion, three hundred twenty-one billion, four hundred thirty-six million, one hundred fourteen thousand, seven hundred seventy-two".