45644663530 has 16 divisors (see below), whose sum is σ = 82169385984. Its totient is φ = 18255867280.

The previous prime is 45644663527. The next prime is 45644663539. The reversal of 45644663530 is 3536644654.

It is not an unprimeable number, because it can be changed into a prime (45644663539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152002 + ... + 338221.

It is an arithmetic number, because the mean of its divisors is an integer number (5135586624).

Almost surely, 2^45644663530 is an apocalyptic number.

45644663530 is a deficient number, since it is larger than the sum of its proper divisors (36524722454).

45644663530 is a wasteful number, since it uses less digits than its factorization.

45644663530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499541.

The product of its (nonzero) digits is 3110400, while the sum is 46.

The spelling of 45644663530 in words is "forty-five billion, six hundred forty-four million, six hundred sixty-three thousand, five hundred thirty".