11038940604 has 96 divisors (see below), whose sum is σ = 28827187200. Its totient is φ = 3653052480.

The previous prime is 11038940557. The next prime is 11038940609. The reversal of 11038940604 is 40604983011.

11038940604 is a `hidden beast` number, since 1 + 1 + 0 + 3 + 8 + 9 + 40 + 604 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11038940609) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16700034 + ... + 16700694.

It is an arithmetic number, because the mean of its divisors is an integer number (300283200).

Almost surely, 2^11038940604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11038940604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14413593600).

11038940604 is an abundant number, since it is smaller than the sum of its proper divisors (17788246596).

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

11038940604 is a wasteful number, since it uses less digits than its factorization.

11038940604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1560 (or 1552 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 11038940604 in words is "eleven billion, thirty-eight million, nine hundred forty thousand, six hundred four".