40400892804 has 12 divisors (see below), whose sum is σ = 94268749904. Its totient is φ = 13466964264.

The previous prime is 40400892799. The next prime is 40400892827. The reversal of 40400892804 is 40829800404.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1683370522 + ... + 1683370545.

Almost surely, 2^40400892804 is an apocalyptic number.

It is an amenable number.

40400892804 is an abundant number, since it is smaller than the sum of its proper divisors (53867857100).

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

40400892804 is a wasteful number, since it uses less digits than its factorization.

40400892804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3366741074 (or 3366741072 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 39.

The spelling of 40400892804 in words is "forty billion, four hundred million, eight hundred ninety-two thousand, eight hundred four".