45350221565 has 64 divisors (see below), whose sum is σ = 62036803584. Its totient is φ = 31536960000.

The previous prime is 45350221541. The next prime is 45350221577. The reversal of 45350221565 is 56512205354.

It is not a de Polignac number, because 45350221565 - 2²⁰ = 45349172989 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 30579314 + ... + 30580796.

It is an arithmetic number, because the mean of its divisors is an integer number (969325056).

Almost surely, 2^45350221565 is an apocalyptic number.

It is an amenable number.

45350221565 is a deficient number, since it is larger than the sum of its proper divisors (16686582019).

45350221565 is a wasteful number, since it uses less digits than its factorization.

45350221565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1802.

The product of its (nonzero) digits is 180000, while the sum is 38.

The spelling of 45350221565 in words is "forty-five billion, three hundred fifty million, two hundred twenty-one thousand, five hundred sixty-five".