45015344212 has 12 divisors (see below), whose sum is σ = 78778786996. Its totient is φ = 22507119360.

The previous prime is 45015344197. The next prime is 45015344233. The reversal of 45015344212 is 21244351054.

It can be written as a sum of positive squares in 2 ways, for example, as 27239521936 + 17775822276 = 165044^2 + 133326^2 .

It is a congruent 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, 85162 + ... + 311902.

Almost surely, 2^45015344212 is an apocalyptic number.

It is an amenable number.

45015344212 is a deficient number, since it is larger than the sum of its proper divisors (33763442784).

45015344212 is a wasteful number, since it uses less digits than its factorization.

45015344212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276378 (or 276376 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 45015344212 its reverse (21244351054), we get a palindrome (66259695266).

The spelling of 45015344212 in words is "forty-five billion, fifteen million, three hundred forty-four thousand, two hundred twelve".