10779865946 has 12 divisors (see below), whose sum is σ = 16331511966. Its totient is φ = 5336557200.

The previous prime is 10779865939. The next prime is 10779865969. The reversal of 10779865946 is 64956897701.

It can be written as a sum of positive squares in 3 ways, for example, as 10493748721 + 286117225 = 102439^2 + 16915^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 243785 + ... + 284588.

Almost surely, 2^10779865946 is an apocalyptic number.

10779865946 is a deficient number, since it is larger than the sum of its proper divisors (5551646020).

10779865946 is an equidigital number, since it uses as much as digits as its factorization.

10779865946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528577 (or 528476 counting only the distinct ones).

The product of its (nonzero) digits is 22861440, while the sum is 62.

The spelling of 10779865946 in words is "ten billion, seven hundred seventy-nine million, eight hundred sixty-five thousand, nine hundred forty-six".