45534031215 has 16 divisors (see below), whose sum is σ = 72888215136. Its totient is φ = 24273561600.

The previous prime is 45534031181. The next prime is 45534031229. The reversal of 45534031215 is 51213043554.

45534031215 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45534031215 - 2⁸ = 45534030959 is a prime.

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, 669946 + ... + 734775.

It is an arithmetic number, because the mean of its divisors is an integer number (4555513446).

Almost surely, 2^45534031215 is an apocalyptic number.

45534031215 is a deficient number, since it is larger than the sum of its proper divisors (27354183921).

45534031215 is a wasteful number, since it uses less digits than its factorization.

45534031215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1406890.

The product of its (nonzero) digits is 36000, while the sum is 33.

Adding to 45534031215 its reverse (51213043554), we get a palindrome (96747074769).

The spelling of 45534031215 in words is "forty-five billion, five hundred thirty-four million, thirty-one thousand, two hundred fifteen".