45842195605 has 4 divisors (see below), whose sum is σ = 55010634732. Its totient is φ = 36673756480.

The previous prime is 45842195591. The next prime is 45842195621. The reversal of 45842195605 is 50659124854.

It is a happy number.

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 5100387889 + 40741807716 = 71417^2 + 201846^2 .

It is not a de Polignac number, because 45842195605 - 2⁵ = 45842195573 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent 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, 4584219556 + ... + 4584219565.

It is an arithmetic number, because the mean of its divisors is an integer number (13752658683).

Almost surely, 2^45842195605 is an apocalyptic number.

It is an amenable number.

45842195605 is a deficient number, since it is larger than the sum of its proper divisors (9168439127).

45842195605 is an equidigital number, since it uses as much as digits as its factorization.

45842195605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9168439126.

The product of its (nonzero) digits is 1728000, while the sum is 49.

The spelling of 45842195605 in words is "forty-five billion, eight hundred forty-two million, one hundred ninety-five thousand, six hundred five".