44361642659 has 4 divisors (see below), whose sum is σ = 44560574016. Its totient is φ = 44162711304.

The previous prime is 44361642641. The next prime is 44361642683. The reversal of 44361642659 is 95624616344.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 44361642659 - 2²⁴ = 44344865443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44361641659) 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, 99465344 + ... + 99465789.

It is an arithmetic number, because the mean of its divisors is an integer number (11140143504).

Almost surely, 2^44361642659 is an apocalyptic number.

44361642659 is a deficient number, since it is larger than the sum of its proper divisors (198931357).

44361642659 is a wasteful number, since it uses less digits than its factorization.

44361642659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198931356.

The product of its digits is 3732480, while the sum is 50.

The spelling of 44361642659 in words is "forty-four billion, three hundred sixty-one million, six hundred forty-two thousand, six hundred fifty-nine".