849687747786948 has 96 divisors (see below), whose sum is σ = 2266275006865408. Its totient is φ = 242720681673600.

The previous prime is 849687747786931. The next prime is 849687747786953.

849687747786948 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10068421833 + ... + 10068506223.

Almost surely, 2^{849687747786948} is an apocalyptic number.

It is an amenable number.

849687747786948 is an abundant number, since it is smaller than the sum of its proper divisors (1416587259078460).

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

849687747786948 is a wasteful number, since it uses less digits than its factorization.

849687747786948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106313 (or 106311 counting only the distinct ones).

The product of its digits is 1835352981504, while the sum is 102.

The spelling of 849687747786948 in words is "eight hundred forty-nine trillion, six hundred eighty-seven billion, seven hundred forty-seven million, seven hundred eighty-six thousand, nine hundred forty-eight".