3667003699991 has 2 divisors, whose sum is σ = 3667003699992. Its totient is φ = 3667003699990.

The previous prime is 3667003699979. The next prime is 3667003700081. The reversal of 3667003699991 is 1999963007663.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3667003699991 - 2²⁶ = 3666936591127 is a prime.

It is a super-2 number, since 2×3667003699991² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3667003699921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1833501849995 + 1833501849996.

It is an arithmetic number, because the mean of its divisors is an integer number (1833501849996).

Almost surely, 2^{3667003699991} is an apocalyptic number.

3667003699991 is a deficient number, since it is larger than the sum of its proper divisors (1).

3667003699991 is an equidigital number, since it uses as much as digits as its factorization.

3667003699991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 89282088, while the sum is 68.

The spelling of 3667003699991 in words is "three trillion, six hundred sixty-seven billion, three million, six hundred ninety-nine thousand, nine hundred ninety-one".