11231735376 has 80 divisors (see below), whose sum is σ = 29605962240. Its totient is φ = 3668353920.

The previous prime is 11231735341. The next prime is 11231735377. The reversal of 11231735376 is 67353713211.

It is a happy number.

It is a super-2 number, since 2×11231735376² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11231735377) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 545395 + ... + 565613.

It is an arithmetic number, because the mean of its divisors is an integer number (370074528).

Almost surely, 2^11231735376 is an apocalyptic number.

11231735376 is a gapful number since it is divisible by the number (16) 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 11231735376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14802981120).

11231735376 is an abundant number, since it is smaller than the sum of its proper divisors (18374226864).

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

11231735376 is a wasteful number, since it uses less digits than its factorization.

11231735376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20464 (or 20458 counting only the distinct ones).

The product of its digits is 79380, while the sum is 39.

The spelling of 11231735376 in words is "eleven billion, two hundred thirty-one million, seven hundred thirty-five thousand, three hundred seventy-six".