9869167012 has 12 divisors (see below), whose sum is σ = 18286986060. Its totient is φ = 4644313856.

The previous prime is 9869166997. The next prime is 9869167027. The reversal of 9869167012 is 2107619689.

It is an interprime number because it is at equal distance from previous prime (9869166997) and next prime (9869167027).

It can be written as a sum of positive squares in 2 ways, for example, as 7145997156 + 2723169856 = 84534^2 + 52184^2 .

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, 72567337 + ... + 72567472.

It is an arithmetic number, because the mean of its divisors is an integer number (1523915505).

Almost surely, 2^9869167012 is an apocalyptic number.

It is an amenable number.

9869167012 is a deficient number, since it is larger than the sum of its proper divisors (8417819048).

9869167012 is a wasteful number, since it uses less digits than its factorization.

9869167012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145134830 (or 145134828 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 49.

The square root of 9869167012 is about 99343.6812887463. The cubic root of 9869167012 is about 2144.9977097108.

The spelling of 9869167012 in words is "nine billion, eight hundred sixty-nine million, one hundred sixty-seven thousand, twelve".