3666668533502 has 32 divisors (see below), whose sum is σ = 5926801345920. Its totient is φ = 1691245704960.

The previous prime is 3666668533447. The next prime is 3666668533537. The reversal of 3666668533502 is 2053358666663.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 408811274 + ... + 408820242.

It is an arithmetic number, because the mean of its divisors is an integer number (185212542060).

Almost surely, 2^{3666668533502} is an apocalyptic number.

3666668533502 is a deficient number, since it is larger than the sum of its proper divisors (2260132812418).

3666668533502 is a wasteful number, since it uses less digits than its factorization.

3666668533502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17108.

The product of its (nonzero) digits is 83980800, while the sum is 59.

The spelling of 3666668533502 in words is "three trillion, six hundred sixty-six billion, six hundred sixty-eight million, five hundred thirty-three thousand, five hundred two".