11723780382 has 32 divisors (see below), whose sum is σ = 23572643328. Its totient is φ = 3887115456.

The previous prime is 11723780371. The next prime is 11723780429. The reversal of 11723780382 is 28308732711.

11723780382 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1538193 + ... + 1545795.

It is an arithmetic number, because the mean of its divisors is an integer number (736645104).

Almost surely, 2^11723780382 is an apocalyptic number.

11723780382 is an abundant number, since it is smaller than the sum of its proper divisors (11848862946).

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

11723780382 is a wasteful number, since it uses less digits than its factorization.

11723780382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8944.

The product of its (nonzero) digits is 112896, while the sum is 42.

The spelling of 11723780382 in words is "eleven billion, seven hundred twenty-three million, seven hundred eighty thousand, three hundred eighty-two".