45555324515 has 4 divisors (see below), whose sum is σ = 54666389424. Its totient is φ = 36444259608.

The previous prime is 45555324497. The next prime is 45555324553. The reversal of 45555324515 is 51542355554.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 51542355554 = 2 ⋅25771177777.

It is a cyclic number.

It is not a de Polignac number, because 45555324515 - 2³² = 41260357219 is a prime.

It is a super-3 number, since 3×45555324515³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4555532447 + ... + 4555532456.

It is an arithmetic number, because the mean of its divisors is an integer number (13666597356).

Almost surely, 2^45555324515 is an apocalyptic number.

45555324515 is a deficient number, since it is larger than the sum of its proper divisors (9111064909).

45555324515 is an equidigital number, since it uses as much as digits as its factorization.

45555324515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9111064908.

The product of its digits is 1500000, while the sum is 44.

The spelling of 45555324515 in words is "forty-five billion, five hundred fifty-five million, three hundred twenty-four thousand, five hundred fifteen".