1226999966274 has 24 divisors (see below), whose sum is σ = 2658523352940. Its totient is φ = 408996384768.

The previous prime is 1226999966249. The next prime is 1226999966299. The reversal of 1226999966274 is 4726699996221.

1226999966274 is a `hidden beast` number, since 1 + 2 + 269 + 9 + 9 + 96 + 6 + 274 = 666.

It is an interprime number because it is at equal distance from previous prime (1226999966249) and next prime (1226999966299).

It can be written as a sum of positive squares in 2 ways, for example, as 1225654910649 + 1345055625 = 1107093^2 + 36675^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2509762 + ... + 2958530.

Almost surely, 2^{1226999966274} is an apocalyptic number.

1226999966274 is an abundant number, since it is smaller than the sum of its proper divisors (1431523386666).

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

1226999966274 is a wasteful number, since it uses less digits than its factorization.

1226999966274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600674 (or 600671 counting only the distinct ones).

The product of its digits is 317447424, while the sum is 72.

The spelling of 1226999966274 in words is "one trillion, two hundred twenty-six billion, nine hundred ninety-nine million, nine hundred sixty-six thousand, two hundred seventy-four".