44945166739 has 32 divisors (see below), whose sum is σ = 51257380608. Its totient is φ = 39378433600.

The previous prime is 44945166737. The next prime is 44945166787. The reversal of 44945166739 is 93766154944.

It is not a de Polignac number, because 44945166739 - 2¹ = 44945166737 is a prime.

It is a Duffinian number.

Its product of digits (19595520) is a multiple of the sum of its prime factors (10080).

It is not an unprimeable number, because it can be changed into a prime (44945166737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4524432 + ... + 4534354.

It is an arithmetic number, because the mean of its divisors is an integer number (1601793144).

Almost surely, 2^44945166739 is an apocalyptic number.

44945166739 is a deficient number, since it is larger than the sum of its proper divisors (6312213869).

44945166739 is an equidigital number, since it uses as much as digits as its factorization.

44945166739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10080 (or 10058 counting only the distinct ones).

The product of its digits is 19595520, while the sum is 58.

The spelling of 44945166739 in words is "forty-four billion, nine hundred forty-five million, one hundred sixty-six thousand, seven hundred thirty-nine".