3667744071071 has 4 divisors (see below), whose sum is σ = 3686174946000. Its totient is φ = 3649313196144.

The previous prime is 3667744071067. The next prime is 3667744071083. The reversal of 3667744071071 is 1701704477663.

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

It is a cyclic number.

It is not a de Polignac number, because 3667744071071 - 2² = 3667744071067 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 (3667744071011) 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, 9215437166 + ... + 9215437563.

It is an arithmetic number, because the mean of its divisors is an integer number (921543736500).

Almost surely, 2^{3667744071071} is an apocalyptic number.

3667744071071 is a deficient number, since it is larger than the sum of its proper divisors (18430874929).

3667744071071 is a wasteful number, since it uses less digits than its factorization.

3667744071071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18430874928.

The product of its (nonzero) digits is 4148928, while the sum is 53.

The spelling of 3667744071071 in words is "three trillion, six hundred sixty-seven billion, seven hundred forty-four million, seventy-one thousand, seventy-one".