44712872517 has 8 divisors (see below), whose sum is σ = 59797276960. Its totient is φ = 29718524880.

The previous prime is 44712872509. The next prime is 44712872521. The reversal of 44712872517 is 71527821744.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 44712872517 - 2³ = 44712872509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44712872917) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22513042 + ... + 22515027.

It is an arithmetic number, because the mean of its divisors is an integer number (7474659620).

Almost surely, 2^44712872517 is an apocalyptic number.

It is an amenable number.

44712872517 is a deficient number, since it is larger than the sum of its proper divisors (15084404443).

44712872517 is a wasteful number, since it uses less digits than its factorization.

44712872517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45028403.

The product of its digits is 878080, while the sum is 48.

The spelling of 44712872517 in words is "forty-four billion, seven hundred twelve million, eight hundred seventy-two thousand, five hundred seventeen".