3309368573857 has 2 divisors, whose sum is σ = 3309368573858. Its totient is φ = 3309368573856.

The previous prime is 3309368573807. The next prime is 3309368573867. The reversal of 3309368573857 is 7583758639033.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3039011212176 + 270357361681 = 1743276^2 + 519959^2 .

It is a cyclic number.

It is not a de Polignac number, because 3309368573857 - 2²³ = 3309360185249 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3309368573792 and 3309368573801.

It is not a weakly prime, because it can be changed into another prime (3309368573807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1654684286928 + 1654684286929.

It is an arithmetic number, because the mean of its divisors is an integer number (1654684286929).

Almost surely, 2^{3309368573857} is an apocalyptic number.

It is an amenable number.

3309368573857 is a deficient number, since it is larger than the sum of its proper divisors (1).

3309368573857 is an equidigital number, since it uses as much as digits as its factorization.

3309368573857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 342921600, while the sum is 67.

The spelling of 3309368573857 in words is "three trillion, three hundred nine billion, three hundred sixty-eight million, five hundred seventy-three thousand, eight hundred fifty-seven".