1226323991694 has 8 divisors (see below), whose sum is σ = 2452647983400. Its totient is φ = 408774663896.

The previous prime is 1226323991689. The next prime is 1226323991699. The reversal of 1226323991694 is 4961993236221.

It is an interprime number because it is at equal distance from previous prime (1226323991689) and next prime (1226323991699).

It is a sphenic number, since it is the product of 3 distinct primes.

1226323991694 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1226323991699) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102193665969 + ... + 102193665980.

It is an arithmetic number, because the mean of its divisors is an integer number (306580997925).

Almost surely, 2^{1226323991694} is an apocalyptic number.

1226323991694 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1226323991694 is a wasteful number, since it uses less digits than its factorization.

1226323991694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204387331954.

The product of its digits is 7558272, while the sum is 57.

The spelling of 1226323991694 in words is "one trillion, two hundred twenty-six billion, three hundred twenty-three million, nine hundred ninety-one thousand, six hundred ninety-four".