849767767948 has 12 divisors (see below), whose sum is σ = 1622283920712. Its totient is φ = 386258076320.

The previous prime is 849767767909. The next prime is 849767767969.

849767767948 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×849767767948² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9656451865 + ... + 9656451952.

It is an arithmetic number, because the mean of its divisors is an integer number (135190326726).

Almost surely, 2^849767767948 is an apocalyptic number.

It is an amenable number.

849767767948 is a deficient number, since it is larger than the sum of its proper divisors (772516152764).

849767767948 is a wasteful number, since it uses less digits than its factorization.

849767767948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19312903832 (or 19312903830 counting only the distinct ones).

The product of its digits is 7169347584, while the sum is 82.

The spelling of 849767767948 in words is "eight hundred forty-nine billion, seven hundred sixty-seven million, seven hundred sixty-seven thousand, nine hundred forty-eight".