45331244352 has 140 divisors (see below), whose sum is σ = 135762834900. Its totient is φ = 14954471424.

The previous prime is 45331244339. The next prime is 45331244363. The reversal of 45331244352 is 25344213354.

45331244352 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 8734023936 + 36597220416 = 93456^2 + 191304^2 .

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 19 ways as a sum of consecutive naturals, for example, 457774 + ... + 547922.

It is an arithmetic number, because the mean of its divisors is an integer number (969734535).

Almost surely, 2^45331244352 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 45331244352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67881417450).

45331244352 is an abundant number, since it is smaller than the sum of its proper divisors (90431590548).

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

45331244352 is an equidigital number, since it uses as much as digits as its factorization.

45331244352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90270 (or 90251 counting only the distinct ones).

The product of its digits is 172800, while the sum is 36.

The spelling of 45331244352 in words is "forty-five billion, three hundred thirty-one million, two hundred forty-four thousand, three hundred fifty-two".