45321245015 has 12 divisors (see below), whose sum is σ = 57398543064. Its totient is φ = 34348731696.

The previous prime is 45321245009. The next prime is 45321245017. The reversal of 45321245015 is 51054212354.

It is not a de Polignac number, because 45321245015 - 2⁶ = 45321244951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45321245017) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 12552557 + ... + 12556166.

It is an arithmetic number, because the mean of its divisors is an integer number (4783211922).

Almost surely, 2^45321245015 is an apocalyptic number.

45321245015 is a deficient number, since it is larger than the sum of its proper divisors (12077298049).

45321245015 is a wasteful number, since it uses less digits than its factorization.

45321245015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25108766 (or 25108747 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 45321245015 its reverse (51054212354), we get a palindrome (96375457369).

The spelling of 45321245015 in words is "forty-five billion, three hundred twenty-one million, two hundred forty-five thousand, fifteen".