40011004404 has 48 divisors (see below), whose sum is σ = 118551126400. Its totient is φ = 11431715328.

The previous prime is 40011004393. The next prime is 40011004409. The reversal of 40011004404 is 40440011004.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40011004409) 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, 26461549 + ... + 26463060.

Almost surely, 2^40011004404 is an apocalyptic number.

It is an amenable number.

40011004404 is an abundant number, since it is smaller than the sum of its proper divisors (78540121996).

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

40011004404 is a wasteful number, since it uses less digits than its factorization.

40011004404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52924629 (or 52924621 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 40011004404 its reverse (40440011004), we get a palindrome (80451015408).

The spelling of 40011004404 in words is "forty billion, eleven million, four thousand, four hundred four".