40404880444 has 6 divisors (see below), whose sum is σ = 70708540784. Its totient is φ = 20202440220.

The previous prime is 40404880391. The next prime is 40404880463. The reversal of 40404880444 is 44408840404.

It is a junction number, because it is equal to n+sod(n) for n = 40404880397 and 40404880406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050610052 + ... + 5050610059.

Almost surely, 2^40404880444 is an apocalyptic number.

It is an amenable number.

40404880444 is a deficient number, since it is larger than the sum of its proper divisors (30303660340).

40404880444 is a wasteful number, since it uses less digits than its factorization.

40404880444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10101220115 (or 10101220113 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 40.

The spelling of 40404880444 in words is "forty billion, four hundred four million, eight hundred eighty thousand, four hundred forty-four".