45444744015 has 16 divisors (see below), whose sum is σ = 79321735296. Its totient is φ = 22033815200.

The previous prime is 45444743999. The next prime is 45444744017. The reversal of 45444744015 is 51044744454.

It is not a de Polignac number, because 45444744015 - 2⁴ = 45444743999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45444744017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137711181 + ... + 137711510.

It is an arithmetic number, because the mean of its divisors is an integer number (4957608456).

Almost surely, 2^45444744015 is an apocalyptic number.

45444744015 is a deficient number, since it is larger than the sum of its proper divisors (33876991281).

45444744015 is a wasteful number, since it uses less digits than its factorization.

45444744015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275422710.

The product of its (nonzero) digits is 716800, while the sum is 42.

The spelling of 45444744015 in words is "forty-five billion, four hundred forty-four million, seven hundred forty-four thousand, fifteen".