45505404361 has 4 divisors (see below), whose sum is σ = 45507915652. Its totient is φ = 45502893072.

The previous prime is 45505404349. The next prime is 45505404397. The reversal of 45505404361 is 16340450554.

45505404361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 15213742336 + 30291662025 = 123344^2 + 174045^2 .

It is a cyclic number.

It is not a de Polignac number, because 45505404361 - 2⁷ = 45505404233 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45505404361.

It is not an unprimeable number, because it can be changed into a prime (45505404311) 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, 1228266 + ... + 1264771.

It is an arithmetic number, because the mean of its divisors is an integer number (11376978913).

Almost surely, 2^45505404361 is an apocalyptic number.

It is an amenable number.

45505404361 is a deficient number, since it is larger than the sum of its proper divisors (2511291).

45505404361 is a wasteful number, since it uses less digits than its factorization.

45505404361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2511290.

The product of its (nonzero) digits is 144000, while the sum is 37.

The spelling of 45505404361 in words is "forty-five billion, five hundred five million, four hundred four thousand, three hundred sixty-one".