3666082071 has 4 divisors (see below), whose sum is σ = 4888109432. Its totient is φ = 2444054712.

The previous prime is 3666082031. The next prime is 3666082073. The reversal of 3666082071 is 1702806663.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-3666082071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3666082073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 611013676 + ... + 611013681.

It is an arithmetic number, because the mean of its divisors is an integer number (1222027358).

Almost surely, 2^3666082071 is an apocalyptic number.

3666082071 is a deficient number, since it is larger than the sum of its proper divisors (1222027361).

3666082071 is a wasteful number, since it uses less digits than its factorization.

3666082071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222027360.

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 3666082071 is about 60548.1797496836. The cubic root of 3666082071 is about 1541.9397145368.

The spelling of 3666082071 in words is "three billion, six hundred sixty-six million, eighty-two thousand, seventy-one".