45500436440 has 16 divisors (see below), whose sum is σ = 102375982080. Its totient is φ = 18200174560.

The previous prime is 45500436379. The next prime is 45500436521. The reversal of 45500436440 is 4463400554.

It is a self number, because there is not a number n which added to its sum of digits gives 45500436440.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 568755416 + ... + 568755495.

It is an arithmetic number, because the mean of its divisors is an integer number (6398498880).

Almost surely, 2^45500436440 is an apocalyptic number.

45500436440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45500436440 is an abundant number, since it is smaller than the sum of its proper divisors (56875545640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45500436440 is a wasteful number, since it uses less digits than its factorization.

45500436440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1137510922 (or 1137510918 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 45500436440 its reverse (4463400554), we get a palindrome (49963836994).

The spelling of 45500436440 in words is "forty-five billion, five hundred million, four hundred thirty-six thousand, four hundred forty".