1040890435904 has 56 divisors (see below), whose sum is σ = 2259568353600. Its totient is φ = 471813985280.

The previous prime is 1040890435901. The next prime is 1040890435951. The reversal of 1040890435904 is 4095340980401.

1040890435904 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040890435901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1806509 + ... + 2311980.

Almost surely, 2^{1040890435904} is an apocalyptic number.

It is an amenable number.

1040890435904 is an abundant number, since it is smaller than the sum of its proper divisors (1218677917696).

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

1040890435904 is a wasteful number, since it uses less digits than its factorization.

1040890435904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4118871 (or 4118861 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 47.

The spelling of 1040890435904 in words is "one trillion, forty billion, eight hundred ninety million, four hundred thirty-five thousand, nine hundred four".