45423640830 has 32 divisors (see below), whose sum is σ = 109046397600. Its totient is φ = 12109675392.

The previous prime is 45423640799. The next prime is 45423640897. The reversal of 45423640830 is 3804632454.

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, 92845 + ... + 315384.

It is an arithmetic number, because the mean of its divisors is an integer number (3407699925).

Almost surely, 2^45423640830 is an apocalyptic number.

45423640830 is an abundant number, since it is smaller than the sum of its proper divisors (63622756770).

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

45423640830 is a wasteful number, since it uses less digits than its factorization.

45423640830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411948.

The product of its (nonzero) digits is 276480, while the sum is 39.

The spelling of 45423640830 in words is "forty-five billion, four hundred twenty-three million, six hundred forty thousand, eight hundred thirty".