213569616683 has 2 divisors, whose sum is σ = 213569616684. Its totient is φ = 213569616682.

The previous prime is 213569616593. The next prime is 213569616697. The reversal of 213569616683 is 386616965312.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213569616683 - 2²⁶ = 213502507819 is a prime.

It is a super-2 number, since 2×213569616683² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (213569616383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106784808341 + 106784808342.

It is an arithmetic number, because the mean of its divisors is an integer number (106784808342).

Almost surely, 2^213569616683 is an apocalyptic number.

213569616683 is a deficient number, since it is larger than the sum of its proper divisors (1).

213569616683 is an equidigital number, since it uses as much as digits as its factorization.

213569616683 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8398080, while the sum is 56.

The spelling of 213569616683 in words is "two hundred thirteen billion, five hundred sixty-nine million, six hundred sixteen thousand, six hundred eighty-three".