229946212357 has 2 divisors, whose sum is σ = 229946212358. Its totient is φ = 229946212356.

The previous prime is 229946212339. The next prime is 229946212387. The reversal of 229946212357 is 753212649922.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 186279423201 + 43666789156 = 431601^2 + 208966^2 .

It is a cyclic number.

It is not a de Polignac number, because 229946212357 - 2¹¹ = 229946210309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229946212387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114973106178 + 114973106179.

It is an arithmetic number, because the mean of its divisors is an integer number (114973106179).

Almost surely, 2^229946212357 is an apocalyptic number.

It is an amenable number.

229946212357 is a deficient number, since it is larger than the sum of its proper divisors (1).

229946212357 is an equidigital number, since it uses as much as digits as its factorization.

229946212357 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3265920, while the sum is 52.

The spelling of 229946212357 in words is "two hundred twenty-nine billion, nine hundred forty-six million, two hundred twelve thousand, three hundred fifty-seven".