3689257002331 has 2 divisors, whose sum is σ = 3689257002332. Its totient is φ = 3689257002330.

The previous prime is 3689257002251. The next prime is 3689257002367. The reversal of 3689257002331 is 1332007529863.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3689257002331 - 2⁷ = 3689257002203 is a prime.

It is a super-4 number, since 4×3689257002331⁴ (a number of 51 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (3689257002371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1844628501165 + 1844628501166.

It is an arithmetic number, because the mean of its divisors is an integer number (1844628501166).

Almost surely, 2^{3689257002331} is an apocalyptic number.

3689257002331 is a deficient number, since it is larger than the sum of its proper divisors (1).

3689257002331 is an equidigital number, since it uses as much as digits as its factorization.

3689257002331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1632960, while the sum is 49.

The spelling of 3689257002331 in words is "three trillion, six hundred eighty-nine billion, two hundred fifty-seven million, two thousand, three hundred thirty-one".