229961996623 has 2 divisors, whose sum is σ = 229961996624. Its totient is φ = 229961996622.

The previous prime is 229961996611. The next prime is 229961996629. The reversal of 229961996623 is 326699169922.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-229961996623 is a prime.

It is a super-3 number, since 3×229961996623³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229961996629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114980998311 + 114980998312.

It is an arithmetic number, because the mean of its divisors is an integer number (114980998312).

Almost surely, 2^229961996623 is an apocalyptic number.

229961996623 is a deficient number, since it is larger than the sum of its proper divisors (1).

229961996623 is an equidigital number, since it uses as much as digits as its factorization.

229961996623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34012224, while the sum is 64.

The spelling of 229961996623 in words is "two hundred twenty-nine billion, nine hundred sixty-one million, nine hundred ninety-six thousand, six hundred twenty-three".