5665501556003 has 2 divisors, whose sum is σ = 5665501556004. Its totient is φ = 5665501556002.

The previous prime is 5665501555997. The next prime is 5665501556023. The reversal of 5665501556003 is 3006551055665.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5665501556003 - 2¹⁴ = 5665501539619 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (5665501556023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2832750778001 + 2832750778002.

It is an arithmetic number, because the mean of its divisors is an integer number (2832750778002).

Almost surely, 2^{5665501556003} is an apocalyptic number.

5665501556003 is a deficient number, since it is larger than the sum of its proper divisors (1).

5665501556003 is an equidigital number, since it uses as much as digits as its factorization.

5665501556003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2025000, while the sum is 47.

The spelling of 5665501556003 in words is "five trillion, six hundred sixty-five billion, five hundred one million, five hundred fifty-six thousand, three".