849933402056 has 8 divisors (see below), whose sum is σ = 1593625128870. Its totient is φ = 424966701024.

The previous prime is 849933402049. The next prime is 849933402067. The reversal of 849933402056 is 650204339948.

It can be written as a sum of positive squares in only one way, i.e., 803550888100 + 46382513956 = 896410^2 + 215366^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×849933402056² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 849933401989 and 849933402007.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53120837621 + ... + 53120837636.

Almost surely, 2^849933402056 is an apocalyptic number.

It is an amenable number.

849933402056 is a deficient number, since it is larger than the sum of its proper divisors (743691726814).

849933402056 is a wasteful number, since it uses less digits than its factorization.

849933402056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106241675263 (or 106241675259 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 53.

The spelling of 849933402056 in words is "eight hundred forty-nine billion, nine hundred thirty-three million, four hundred two thousand, fifty-six".