849197577102 has 48 divisors (see below), whose sum is σ = 1988943886800. Its totient is φ = 240999491712.

The previous prime is 849197577097. The next prime is 849197577121. The reversal of 849197577102 is 201775791948.

It is a super-2 number, since 2×849197577102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 9648903 + ... + 9736514.

It is an arithmetic number, because the mean of its divisors is an integer number (41436330975).

Almost surely, 2^849197577102 is an apocalyptic number.

849197577102 is an abundant number, since it is smaller than the sum of its proper divisors (1139746309698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

849197577102 is a wasteful number, since it uses less digits than its factorization.

849197577102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19385585 (or 19385578 counting only the distinct ones).

The product of its (nonzero) digits is 8890560, while the sum is 60.

The spelling of 849197577102 in words is "eight hundred forty-nine billion, one hundred ninety-seven million, five hundred seventy-seven thousand, one hundred two".