11783143632 has 80 divisors (see below), whose sum is σ = 34709653440. Its totient is φ = 3412310016.

The previous prime is 11783143597. The next prime is 11783143633. The reversal of 11783143632 is 23634138711.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11783143633) 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, 544782 + ... + 565997.

It is an arithmetic number, because the mean of its divisors is an integer number (433870668).

Almost surely, 2^11783143632 is an apocalyptic number.

11783143632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11783143632 is an abundant number, since it is smaller than the sum of its proper divisors (22926509808).

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

11783143632 is a wasteful number, since it uses less digits than its factorization.

11783143632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110820 (or 1110814 counting only the distinct ones).

The product of its digits is 72576, while the sum is 39.

The spelling of 11783143632 in words is "eleven billion, seven hundred eighty-three million, one hundred forty-three thousand, six hundred thirty-two".