40404100374 has 56 divisors (see below), whose sum is σ = 99128393352. Its totient is φ = 12243661920.

The previous prime is 40404100367. The next prime is 40404100393. The reversal of 40404100374 is 47300140404.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 1243599 + ... + 1275674.

Almost surely, 2^40404100374 is an apocalyptic number.

40404100374 is an abundant number, since it is smaller than the sum of its proper divisors (58724292978).

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

40404100374 is a wasteful number, since it uses less digits than its factorization.

40404100374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2519304 (or 2519289 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

Adding to 40404100374 its reverse (47300140404), we get a palindrome (87704240778).

The spelling of 40404100374 in words is "forty billion, four hundred four million, one hundred thousand, three hundred seventy-four".