45351183312 has 140 divisors (see below), whose sum is σ = 134229130884. Its totient is φ = 14831631360.

The previous prime is 45351183301. The next prime is 45351183323. The reversal of 45351183312 is 21338115354.

45351183312 is a `hidden beast` number, since 4 + 53 + 511 + 83 + 3 + 12 = 666.

It is an interprime number because it is at equal distance from previous prime (45351183301) and next prime (45351183323).

It can be written as a sum of positive squares in 2 ways, for example, as 35435803536 + 9915379776 = 188244^2 + 99576^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 581512 + ... + 654872.

Almost surely, 2^45351183312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45351183312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67114565442).

45351183312 is an abundant number, since it is smaller than the sum of its proper divisors (88877947572).

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

45351183312 is an equidigital number, since it uses as much as digits as its factorization.

45351183312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73440 (or 73419 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

Adding to 45351183312 its reverse (21338115354), we get a palindrome (66689298666).

The spelling of 45351183312 in words is "forty-five billion, three hundred fifty-one million, one hundred eighty-three thousand, three hundred twelve".