45455557465 has 8 divisors (see below), whose sum is σ = 54548220168. Its totient is φ = 36363411840.

The previous prime is 45455557447. The next prime is 45455557471. The reversal of 45455557465 is 56475555454.

45455557465 is digitally balanced in base 2, 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 4 ways, for example, as 8139609 + 45447417856 = 2853^2 + 213184^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45455557465 - 2⁷ = 45455557337 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101629 + ... + 318181.

It is an arithmetic number, because the mean of its divisors is an integer number (6818527521).

Almost surely, 2^45455557465 is an apocalyptic number.

It is an amenable number.

45455557465 is a deficient number, since it is larger than the sum of its proper divisors (9092662703).

45455557465 is a wasteful number, since it uses less digits than its factorization.

45455557465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258539.

The product of its digits is 42000000, while the sum is 55.

The spelling of 45455557465 in words is "forty-five billion, four hundred fifty-five million, five hundred fifty-seven thousand, four hundred sixty-five".