3664055156445 has 40 divisors (see below), whose sum is σ = 6629542866144. Its totient is φ = 1935899523936.

The previous prime is 3664055156441. The next prime is 3664055156473. The reversal of 3664055156445 is 5446515504663.

3664055156445 is a `hidden beast` number, since 3 + 6 + 6 + 40 + 5 + 5 + 156 + 445 = 666.

It is not a de Polignac number, because 3664055156445 - 2² = 3664055156441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3664055156391 and 3664055156400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3664055156441) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 42232599 + ... + 42319268.

Almost surely, 2^{3664055156445} is an apocalyptic number.

It is an amenable number.

3664055156445 is a deficient number, since it is larger than the sum of its proper divisors (2965487709699).

3664055156445 is a wasteful number, since it uses less digits than its factorization.

3664055156445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84551991 (or 84551982 counting only the distinct ones).

The product of its (nonzero) digits is 25920000, while the sum is 54.

The spelling of 3664055156445 in words is "three trillion, six hundred sixty-four billion, fifty-five million, one hundred fifty-six thousand, four hundred forty-five".