45344040859 has 4 divisors (see below), whose sum is σ = 48832044016. Its totient is φ = 41856037704.

The previous prime is 45344040839. The next prime is 45344040887. The reversal of 45344040859 is 95804044354.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 95804044354 = 2 ⋅47902022177.

It is not a de Polignac number, because 45344040859 - 2¹⁹ = 45343516571 is a prime.

It is a super-2 number, since 2×45344040859² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45344040839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1744001559 + ... + 1744001584.

It is an arithmetic number, because the mean of its divisors is an integer number (12208011004).

Almost surely, 2^45344040859 is an apocalyptic number.

45344040859 is a deficient number, since it is larger than the sum of its proper divisors (3488003157).

45344040859 is a wasteful number, since it uses less digits than its factorization.

45344040859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3488003156.

The product of its (nonzero) digits is 1382400, while the sum is 46.

The spelling of 45344040859 in words is "forty-five billion, three hundred forty-four million, forty thousand, eight hundred fifty-nine".