45544552532 has 24 divisors (see below), whose sum is σ = 79955366400. Its totient is φ = 22700262816.

The previous prime is 45544552523. The next prime is 45544552607. The reversal of 45544552532 is 23525544554.

It is a happy number.

It is a super-2 number, since 2×45544552532² (a number of 22 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 1912394 + ... + 1936062.

It is an arithmetic number, because the mean of its divisors is an integer number (3331473600).

Almost surely, 2^45544552532 is an apocalyptic number.

It is an amenable number.

45544552532 is a deficient number, since it is larger than the sum of its proper divisors (34410813868).

45544552532 is a wasteful number, since it uses less digits than its factorization.

45544552532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25175 (or 25173 counting only the distinct ones).

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

The spelling of 45544552532 in words is "forty-five billion, five hundred forty-four million, five hundred fifty-two thousand, five hundred thirty-two".