11578423392 has 96 divisors (see below), whose sum is σ = 33833520000. Its totient is φ = 3852261504.

The previous prime is 11578423349. The next prime is 11578423397. The reversal of 11578423392 is 29332487511.

It is a happy number.

11578423392 is a `hidden beast` number, since 1 + 1 + 578 + 42 + 3 + 39 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11578423397) 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, 460359 + ... + 484857.

It is an arithmetic number, because the mean of its divisors is an integer number (352432500).

Almost surely, 2^11578423392 is an apocalyptic number.

11578423392 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 11578423392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16916760000).

11578423392 is an abundant number, since it is smaller than the sum of its proper divisors (22255096608).

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

11578423392 is a wasteful number, since it uses less digits than its factorization.

11578423392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25065 (or 25051 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The spelling of 11578423392 in words is "eleven billion, five hundred seventy-eight million, four hundred twenty-three thousand, three hundred ninety-two".