3684256203969 has 24 divisors (see below), whose sum is σ = 5806177269984. Its totient is φ = 2232619992000.

The previous prime is 3684256203961. The next prime is 3684256203977. The reversal of 3684256203969 is 9693026524863.

3684256203969 is a `hidden beast` number, since 3 + 6 + 8 + 4 + 2 + 562 + 0 + 3 + 9 + 69 = 666.

It is an interprime number because it is at equal distance from previous prime (3684256203961) and next prime (3684256203977).

It is not a de Polignac number, because 3684256203969 - 2³ = 3684256203961 is a prime.

It is a super-2 number, since 2×3684256203969² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3684256203961) 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 23 ways as a sum of consecutive naturals, for example, 1340127 + ... + 3027284.

It is an arithmetic number, because the mean of its divisors is an integer number (241924052916).

Almost surely, 2^{3684256203969} is an apocalyptic number.

It is an amenable number.

3684256203969 is a deficient number, since it is larger than the sum of its proper divisors (2121921066015).

3684256203969 is a wasteful number, since it uses less digits than its factorization.

3684256203969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4375949 (or 4375946 counting only the distinct ones).

The product of its (nonzero) digits is 100776960, while the sum is 63.

The spelling of 3684256203969 in words is "three trillion, six hundred eighty-four billion, two hundred fifty-six million, two hundred three thousand, nine hundred sixty-nine".