11362787772 has 144 divisors (see below), whose sum is σ = 32193171360. Its totient is φ = 3106295808.

The previous prime is 11362787767. The next prime is 11362787783. The reversal of 11362787772 is 27778726311.

It is a super-2 number, since 2×11362787772² (a number of 21 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 47 ways as a sum of consecutive naturals, for example, 1923928 + ... + 1929824.

It is an arithmetic number, because the mean of its divisors is an integer number (223563690).

Almost surely, 2^11362787772 is an apocalyptic number.

11362787772 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 11362787772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16096585680).

11362787772 is an abundant number, since it is smaller than the sum of its proper divisors (20830383588).

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

11362787772 is a wasteful number, since it uses less digits than its factorization.

11362787772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6060 (or 6051 counting only the distinct ones).

The product of its digits is 1382976, while the sum is 51.

The spelling of 11362787772 in words is "eleven billion, three hundred sixty-two million, seven hundred eighty-seven thousand, seven hundred seventy-two".