45666640430 has 32 divisors (see below), whose sum is σ = 82453364640. Its totient is φ = 18210407040.

The previous prime is 45666640367. The next prime is 45666640447. The reversal of 45666640430 is 3404666654.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7899281 + ... + 7905059.

It is an arithmetic number, because the mean of its divisors is an integer number (2576667645).

Almost surely, 2^45666640430 is an apocalyptic number.

45666640430 is a deficient number, since it is larger than the sum of its proper divisors (36786724210).

45666640430 is a wasteful number, since it uses less digits than its factorization.

45666640430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8084.

The product of its (nonzero) digits is 1244160, while the sum is 44.

The spelling of 45666640430 in words is "forty-five billion, six hundred sixty-six million, six hundred forty thousand, four hundred thirty".