3861863366274 has 48 divisors (see below), whose sum is σ = 8809356454080. Its totient is φ = 1219314552480.

The previous prime is 3861863366269. The next prime is 3861863366327. The reversal of 3861863366274 is 4726633681683.

3861863366274 is a `hidden beast` number, since 3 + 8 + 618 + 6 + 3 + 3 + 6 + 6 + 2 + 7 + 4 = 666.

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, 868704 + ... + 2911764.

It is an arithmetic number, because the mean of its divisors is an integer number (183528259460).

Almost surely, 2^{3861863366274} is an apocalyptic number.

3861863366274 is an abundant number, since it is smaller than the sum of its proper divisors (4947493087806).

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

3861863366274 is a wasteful number, since it uses less digits than its factorization.

3861863366274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2048615 (or 2048612 counting only the distinct ones).

The product of its digits is 125411328, while the sum is 63.

The spelling of 3861863366274 in words is "three trillion, eight hundred sixty-one billion, eight hundred sixty-three million, three hundred sixty-six thousand, two hundred seventy-four".