6610820597 has 2 divisors, whose sum is σ = 6610820598. Its totient is φ = 6610820596.

The previous prime is 6610820591. The next prime is 6610820621. The reversal of 6610820597 is 7950280166.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4520410756 + 2090409841 = 67234^2 + 45721^2 .

It is a cyclic number.

It is not a de Polignac number, because 6610820597 - 2¹⁰ = 6610819573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6610820591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3305410298 + 3305410299.

It is an arithmetic number, because the mean of its divisors is an integer number (3305410299).

Almost surely, 2^6610820597 is an apocalyptic number.

It is an amenable number.

6610820597 is a deficient number, since it is larger than the sum of its proper divisors (1).

6610820597 is an equidigital number, since it uses as much as digits as its factorization.

6610820597 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 44.

The square root of 6610820597 is about 81306.9529437674. The cubic root of 6610820597 is about 1876.8019982849.

The spelling of 6610820597 in words is "six billion, six hundred ten million, eight hundred twenty thousand, five hundred ninety-seven".