45013404440 has 64 divisors (see below), whose sum is σ = 110935720800. Its totient is φ = 16361863168.

The previous prime is 45013404439. The next prime is 45013404493. The reversal of 45013404440 is 4440431054.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1121594 + ... + 1161033.

Almost surely, 2^45013404440 is an apocalyptic number.

45013404440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45013404440 is an abundant number, since it is smaller than the sum of its proper divisors (65922316360).

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

45013404440 is a wasteful number, since it uses less digits than its factorization.

45013404440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2282684 (or 2282680 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 45013404440 its reverse (4440431054), we get a palindrome (49453835494).

The spelling of 45013404440 in words is "forty-five billion, thirteen million, four hundred four thousand, four hundred forty".