40401404476 has 12 divisors (see below), whose sum is σ = 70709329600. Its totient is φ = 20198738880.

The previous prime is 40401404473. The next prime is 40401404543. The reversal of 40401404476 is 67440410404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40401404473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 444045 + ... + 527236.

Almost surely, 2^40401404476 is an apocalyptic number.

It is an amenable number.

40401404476 is a deficient number, since it is larger than the sum of its proper divisors (30307925124).

40401404476 is a wasteful number, since it uses less digits than its factorization.

40401404476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 981684 (or 981682 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 34.

The spelling of 40401404476 in words is "forty billion, four hundred one million, four hundred four thousand, four hundred seventy-six".