9040400589 has 16 divisors (see below), whose sum is σ = 13152801600. Its totient is φ = 5477727360.

The previous prime is 9040400581. The next prime is 9040400591. The reversal of 9040400589 is 9850040409.

It is not a de Polignac number, because 9040400589 - 2³ = 9040400581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9040400581) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118737 + ... + 179385.

It is an arithmetic number, because the mean of its divisors is an integer number (822050100).

Almost surely, 2^9040400589 is an apocalyptic number.

It is an amenable number.

9040400589 is a deficient number, since it is larger than the sum of its proper divisors (4112401011).

9040400589 is a wasteful number, since it uses less digits than its factorization.

9040400589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65180.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 9040400589 is about 95081.0211819372. The cubic root of 9040400589 is about 2083.1916444880.

The spelling of 9040400589 in words is "nine billion, forty million, four hundred thousand, five hundred eighty-nine".