45345110520 has 128 divisors (see below), whose sum is σ = 137411841600. Its totient is φ = 11970256896.

The previous prime is 45345110513. The next prime is 45345110557. The reversal of 45345110520 is 2501154354.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5214336 + ... + 5223024.

Almost surely, 2^45345110520 is an apocalyptic number.

45345110520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45345110520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68705920800).

45345110520 is an abundant number, since it is smaller than the sum of its proper divisors (92066731080).

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

45345110520 is a wasteful number, since it uses less digits than its factorization.

45345110520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9137 (or 9133 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 45345110520 its reverse (2501154354), we get a palindrome (47846264874).

The spelling of 45345110520 in words is "forty-five billion, three hundred forty-five million, one hundred ten thousand, five hundred twenty".