45442555532 has 24 divisors (see below), whose sum is σ = 90525883392. Its totient is φ = 19757632400.

The previous prime is 45442555513. The next prime is 45442555579. The reversal of 45442555532 is 23555524454.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (44).

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 7 ways as a sum of consecutive naturals, for example, 22450844 + ... + 22452867.

It is an arithmetic number, because the mean of its divisors is an integer number (3771911808).

Almost surely, 2^45442555532 is an apocalyptic number.

It is an amenable number.

45442555532 is a deficient number, since it is larger than the sum of its proper divisors (45083327860).

45442555532 is a wasteful number, since it uses less digits than its factorization.

45442555532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44903749 (or 44903747 counting only the distinct ones).

The product of its digits is 2400000, while the sum is 44.

The spelling of 45442555532 in words is "forty-five billion, four hundred forty-two million, five hundred fifty-five thousand, five hundred thirty-two".