40113433404 has 36 divisors (see below), whose sum is σ = 110615832600. Its totient is φ = 12155585760.

The previous prime is 40113433391. The next prime is 40113433433. The reversal of 40113433404 is 40433431104.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50647879 + ... + 50648670.

Almost surely, 2^40113433404 is an apocalyptic number.

40113433404 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40113433404 is an abundant number, since it is smaller than the sum of its proper divisors (70502399196).

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

40113433404 is a wasteful number, since it uses less digits than its factorization.

40113433404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101296570 (or 101296565 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 40113433404 its reverse (40433431104), we get a palindrome (80546864508).

The spelling of 40113433404 in words is "forty billion, one hundred thirteen million, four hundred thirty-three thousand, four hundred four".