45546368642 has 8 divisors (see below), whose sum is σ = 68343226176. Its totient is φ = 22765293252.

The previous prime is 45546368629. The next prime is 45546368653. The reversal of 45546368642 is 24686364554.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 3938318 + ... + 3949865.

It is an arithmetic number, because the mean of its divisors is an integer number (8542903272).

Almost surely, 2^45546368642 is an apocalyptic number.

45546368642 is a deficient number, since it is larger than the sum of its proper divisors (22796857534).

45546368642 is a wasteful number, since it uses less digits than its factorization.

45546368642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7891072.

The product of its digits is 16588800, while the sum is 53.

The spelling of 45546368642 in words is "forty-five billion, five hundred forty-six million, three hundred sixty-eight thousand, six hundred forty-two".