944028973946 has 4 divisors (see below), whose sum is σ = 1416043460922. Its totient is φ = 472014486972.

The previous prime is 944028973939. The next prime is 944028973961. The reversal of 944028973946 is 649379820449.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 649379820449 = 53231 ⋅12199279.

It can be written as a sum of positive squares in only one way, i.e., 620337388225 + 323691585721 = 787615^2 + 568939^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236007243485 + ... + 236007243488.

Almost surely, 2^944028973946 is an apocalyptic number.

944028973946 is a deficient number, since it is larger than the sum of its proper divisors (472014486976).

944028973946 is a wasteful number, since it uses less digits than its factorization.

944028973946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472014486975.

The product of its (nonzero) digits is 94058496, while the sum is 65.

The spelling of 944028973946 in words is "nine hundred forty-four billion, twenty-eight million, nine hundred seventy-three thousand, nine hundred forty-six".