8261874956 has 24 divisors (see below), whose sum is σ = 15433608960. Its totient is φ = 3858397200.

The previous prime is 8261874941. The next prime is 8261874979. The reversal of 8261874956 is 6594781628.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 760160 + ... + 770951.

It is an arithmetic number, because the mean of its divisors is an integer number (643067040).

Almost surely, 2^8261874956 is an apocalyptic number.

It is an amenable number.

8261874956 is a deficient number, since it is larger than the sum of its proper divisors (7171734004).

8261874956 is a wasteful number, since it uses less digits than its factorization.

8261874956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1531205 (or 1531203 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 56.

The square root of 8261874956 is about 90894.8565981596. The cubic root of 8261874956 is about 2021.5890313338.

The spelling of 8261874956 in words is "eight billion, two hundred sixty-one million, eight hundred seventy-four thousand, nine hundred fifty-six".