44073520465 has 16 divisors (see below), whose sum is σ = 57183489216. Its totient is φ = 32416920000.

The previous prime is 44073520427. The next prime is 44073520489. The reversal of 44073520465 is 56402537044.

It is a de Polignac number, because none of the positive numbers 2^k-44073520465 is a prime.

It is a super-4 number, since 4×44073520465⁴ (a number of 44 digits) contains 4444 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1334391 + ... + 1367020.

It is an arithmetic number, because the mean of its divisors is an integer number (3573968076).

Almost surely, 2^44073520465 is an apocalyptic number.

It is an amenable number.

44073520465 is a deficient number, since it is larger than the sum of its proper divisors (13109968751).

44073520465 is a wasteful number, since it uses less digits than its factorization.

44073520465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2701680.

The product of its (nonzero) digits is 403200, while the sum is 40.

The spelling of 44073520465 in words is "forty-four billion, seventy-three million, five hundred twenty thousand, four hundred sixty-five".