45346461521 has 16 divisors (see below), whose sum is σ = 48233465280. Its totient is φ = 42484270080.

The previous prime is 45346461499. The next prime is 45346461527. The reversal of 45346461521 is 12516464354.

45346461521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 45346461521 - 2¹⁸ = 45346199377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45346461527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3769406 + ... + 3781416.

It is an arithmetic number, because the mean of its divisors is an integer number (3014591580).

Almost surely, 2^45346461521 is an apocalyptic number.

It is an amenable number.

45346461521 is a deficient number, since it is larger than the sum of its proper divisors (2887003759).

45346461521 is a wasteful number, since it uses less digits than its factorization.

45346461521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13024.

The product of its digits is 345600, while the sum is 41.

The spelling of 45346461521 in words is "forty-five billion, three hundred forty-six million, four hundred sixty-one thousand, five hundred twenty-one".