800961776986 has 48 divisors (see below), whose sum is σ = 1405584475776. Its totient is φ = 341313001344.

The previous prime is 800961776971. The next prime is 800961777013. The reversal of 800961776986 is 689677169008.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12087501 + ... + 12153583.

It is an arithmetic number, because the mean of its divisors is an integer number (29283009912).

Almost surely, 2^800961776986 is an apocalyptic number.

800961776986 is a deficient number, since it is larger than the sum of its proper divisors (604622698790).

800961776986 is a wasteful number, since it uses less digits than its factorization.

800961776986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66803 (or 66796 counting only the distinct ones).

The product of its (nonzero) digits is 54867456, while the sum is 67.

The spelling of 800961776986 in words is "eight hundred billion, nine hundred sixty-one million, seven hundred seventy-six thousand, nine hundred eighty-six".