45491397650752 has 28 divisors (see below), whose sum is σ = 90666193081780. Its totient is φ = 22646372622336.

The previous prime is 45491397650719. The next prime is 45491397650753. The reversal of 45491397650752 is 25705679319454.

45491397650752 is digitally balanced in base 5, 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 23353017590016 + 22138380060736 = 4832496^2 + 4705144^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45491397650753) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1551957153 + ... + 1551986464.

Almost surely, 2^{45491397650752} is an apocalyptic number.

It is an amenable number.

45491397650752 is a deficient number, since it is larger than the sum of its proper divisors (45174795431028).

45491397650752 is a wasteful number, since it uses less digits than its factorization.

45491397650752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3103943858 (or 3103943848 counting only the distinct ones).

The product of its (nonzero) digits is 285768000, while the sum is 67.

The spelling of 45491397650752 in words is "forty-five trillion, four hundred ninety-one billion, three hundred ninety-seven million, six hundred fifty thousand, seven hundred fifty-two".