45661455265 has 4 divisors (see below), whose sum is σ = 54793746324. Its totient is φ = 36529164208.

The previous prime is 45661455241. The next prime is 45661455277. The reversal of 45661455265 is 56255416654.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 25005729424 + 20655725841 = 158132^2 + 143721^2 .

It is a cyclic number.

It is not a de Polignac number, because 45661455265 - 2⁹ = 45661454753 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4566145522 + ... + 4566145531.

It is an arithmetic number, because the mean of its divisors is an integer number (13698436581).

Almost surely, 2^45661455265 is an apocalyptic number.

It is an amenable number.

45661455265 is a deficient number, since it is larger than the sum of its proper divisors (9132291059).

45661455265 is an equidigital number, since it uses as much as digits as its factorization.

45661455265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9132291058.

The product of its digits is 4320000, while the sum is 49.

The spelling of 45661455265 in words is "forty-five billion, six hundred sixty-one million, four hundred fifty-five thousand, two hundred sixty-five".