40404037298 has 4 divisors (see below), whose sum is σ = 60606055950. Its totient is φ = 20202018648.

The previous prime is 40404037277. The next prime is 40404037307. The reversal of 40404037298 is 89273040404.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 33451312609 + 6952724689 = 182897^2 + 83383^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10101009323 + ... + 10101009326.

Almost surely, 2^40404037298 is an apocalyptic number.

40404037298 is a deficient number, since it is larger than the sum of its proper divisors (20202018652).

40404037298 is a wasteful number, since it uses less digits than its factorization.

40404037298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20202018651.

The product of its (nonzero) digits is 193536, while the sum is 41.

The spelling of 40404037298 in words is "forty billion, four hundred four million, thirty-seven thousand, two hundred ninety-eight".