3874746566 has 16 divisors (see below), whose sum is σ = 6084219744. Its totient is φ = 1847212224.

The previous prime is 3874746559. The next prime is 3874746569. The reversal of 3874746566 is 6656474783.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3874746569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120161 + ... + 148956.

It is an arithmetic number, because the mean of its divisors is an integer number (380263734).

Almost surely, 2^3874746566 is an apocalyptic number.

3874746566 is a deficient number, since it is larger than the sum of its proper divisors (2209473178).

3874746566 is a wasteful number, since it uses less digits than its factorization.

3874746566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269455.

The product of its digits is 20321280, while the sum is 56.

The square root of 3874746566 is about 62247.4623257848. The cubic root of 3874746566 is about 1570.6560831840.

The spelling of 3874746566 in words is "three billion, eight hundred seventy-four million, seven hundred forty-six thousand, five hundred sixty-six".