849416553 has 12 divisors (see below), whose sum is σ = 1245248368. Its totient is φ = 557825400.

The previous prime is 849416549. The next prime is 849416563. The reversal of 849416553 is 355614948.

849416553 is a `hidden beast` number, since 8 + 4 + 94 + 1 + 6 + 553 = 666.

It is not a de Polignac number, because 849416553 - 2² = 849416549 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 849416499 and 849416508.

It is not an unprimeable number, because it can be changed into a prime (849416563) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 703723 + ... + 704928.

Almost surely, 2^849416553 is an apocalyptic number.

It is an amenable number.

849416553 is a deficient number, since it is larger than the sum of its proper divisors (395831815).

849416553 is a wasteful number, since it uses less digits than its factorization.

849416553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1408724 (or 1408721 counting only the distinct ones).

The product of its digits is 518400, while the sum is 45.

The square root of 849416553 is about 29144.7517230804. The cubic root of 849416553 is about 947.0514500038.

The spelling of 849416553 in words is "eight hundred forty-nine million, four hundred sixteen thousand, five hundred fifty-three".