3861867186374 has 16 divisors (see below), whose sum is σ = 6135362724096. Its totient is φ = 1816813276800.

The previous prime is 3861867186347. The next prime is 3861867186389. The reversal of 3861867186374 is 4736817681683.

It is a congruent 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, 16632617 + ... + 16863204.

It is an arithmetic number, because the mean of its divisors is an integer number (383460170256).

Almost surely, 2^{3861867186374} is an apocalyptic number.

3861867186374 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

3861867186374 is a deficient number, since it is larger than the sum of its proper divisors (2273495537722).

3861867186374 is a wasteful number, since it uses less digits than its factorization.

3861867186374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33499231.

The product of its digits is 195084288, while the sum is 68.

The spelling of 3861867186374 in words is "three trillion, eight hundred sixty-one billion, eight hundred sixty-seven million, one hundred eighty-six thousand, three hundred seventy-four".