45020534545 has 8 divisors (see below), whose sum is σ = 61742447424. Its totient is φ = 30871223664.

The previous prime is 45020534479. The next prime is 45020534551. The reversal of 45020534545 is 54543502054.

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

It is a cyclic number.

It is not a de Polignac number, because 45020534545 - 2²⁵ = 44986980113 is a prime.

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, 643150459 + ... + 643150528.

It is an arithmetic number, because the mean of its divisors is an integer number (7717805928).

Almost surely, 2^45020534545 is an apocalyptic number.

It is an amenable number.

45020534545 is a deficient number, since it is larger than the sum of its proper divisors (16721912879).

45020534545 is a wasteful number, since it uses less digits than its factorization.

45020534545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1286300999.

The product of its (nonzero) digits is 240000, while the sum is 37.

The spelling of 45020534545 in words is "forty-five billion, twenty million, five hundred thirty-four thousand, five hundred forty-five".