45270555073 has 4 divisors (see below), whose sum is σ = 45304826308. Its totient is φ = 45236283840.

The previous prime is 45270555049. The next prime is 45270555103. The reversal of 45270555073 is 37055507254.

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 38679875584 + 6590679489 = 196672^2 + 81183^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45270555073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45270555013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17133636 + ... + 17136277.

It is an arithmetic number, because the mean of its divisors is an integer number (11326206577).

Almost surely, 2^45270555073 is an apocalyptic number.

It is an amenable number.

45270555073 is a deficient number, since it is larger than the sum of its proper divisors (34271235).

45270555073 is a wasteful number, since it uses less digits than its factorization.

45270555073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34271234.

The product of its (nonzero) digits is 735000, while the sum is 43.

The spelling of 45270555073 in words is "forty-five billion, two hundred seventy million, five hundred fifty-five thousand, seventy-three".