3666346144564 has 24 divisors (see below), whose sum is σ = 6788789315840. Its totient is φ = 1727691876864.

The previous prime is 3666346144547. The next prime is 3666346144619. The reversal of 3666346144564 is 4654416436663.

It is a junction number, because it is equal to n+sod(n) for n = 3666346144499 and 3666346144508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124963044 + ... + 124992379.

Almost surely, 2^{3666346144564} is an apocalyptic number.

It is an amenable number.

3666346144564 is a deficient number, since it is larger than the sum of its proper divisors (3122443171276).

3666346144564 is a wasteful number, since it uses less digits than its factorization.

3666346144564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249955639 (or 249955637 counting only the distinct ones).

The product of its digits is 89579520, while the sum is 58.

The spelling of 3666346144564 in words is "three trillion, six hundred sixty-six billion, three hundred forty-six million, one hundred forty-four thousand, five hundred sixty-four".