944868513 has 8 divisors (see below), whose sum is σ = 1260056608. Its totient is φ = 629796384.

The previous prime is 944868487. The next prime is 944868521. The reversal of 944868513 is 315868449.

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

It is not a de Polignac number, because 944868513 - 2⁵ = 944868481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (944868523) 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, 7756 + ... + 44157.

It is an arithmetic number, because the mean of its divisors is an integer number (157507076).

Almost surely, 2^944868513 is an apocalyptic number.

It is an amenable number.

944868513 is a deficient number, since it is larger than the sum of its proper divisors (315188095).

944868513 is a wasteful number, since it uses less digits than its factorization.

944868513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57983.

The product of its digits is 829440, while the sum is 48.

The square root of 944868513 is about 30738.7135872665. The cubic root of 944868513 is about 981.2743774327.

The spelling of 944868513 in words is "nine hundred forty-four million, eight hundred sixty-eight thousand, five hundred thirteen".