45500015 has 16 divisors (see below), whose sum is σ = 60098976. Its totient is φ = 32793600.

The previous prime is 45500009. The next prime is 45500071. The reversal of 45500015 is 51000554.

45500015 = 1217² + 1218² + ... + 1246².

It is not a de Polignac number, because 45500015 - 2⁸ = 45499759 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45500015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2555 + ... + 9875.

It is an arithmetic number, because the mean of its divisors is an integer number (3756186).

Almost surely, 2^45500015 is an apocalyptic number.

45500015 is a deficient number, since it is larger than the sum of its proper divisors (14598961).

45500015 is a wasteful number, since it uses less digits than its factorization.

45500015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7450.

The product of its (nonzero) digits is 500, while the sum is 20.

The square root of 45500015 is about 6745.3698934899. The cubic root of 45500015 is about 357.0018883270.

Adding to 45500015 its reverse (51000554), we get a palindrome (96500569).

The spelling of 45500015 in words is "forty-five million, five hundred thousand, fifteen".