40243595580 has 48 divisors (see below), whose sum is σ = 125202299040. Its totient is φ = 10731625344.

The previous prime is 40243595573. The next prime is 40243595599. The reversal of 40243595580 is 8559534204.

40243595580 is a `hidden beast` number, since 4 + 0 + 2 + 4 + 3 + 595 + 58 + 0 = 666.

40243595580 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37262049 + ... + 37263128.

It is an arithmetic number, because the mean of its divisors is an integer number (2608381230).

Almost surely, 2^40243595580 is an apocalyptic number.

It is an amenable number.

40243595580 is an abundant number, since it is smaller than the sum of its proper divisors (84958703460).

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

40243595580 is a wasteful number, since it uses less digits than its factorization.

40243595580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74525195 (or 74525187 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 45.

The spelling of 40243595580 in words is "forty billion, two hundred forty-three million, five hundred ninety-five thousand, five hundred eighty".