1226090317208 has 8 divisors (see below), whose sum is σ = 2298919344780. Its totient is φ = 613045158600.

The previous prime is 1226090317189. The next prime is 1226090317237. The reversal of 1226090317208 is 8027130906221.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76630644818 + ... + 76630644833.

Almost surely, 2^{1226090317208} is an apocalyptic number.

It is an amenable number.

1226090317208 is a deficient number, since it is larger than the sum of its proper divisors (1072829027572).

1226090317208 is a wasteful number, since it uses less digits than its factorization.

1226090317208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153261289657 (or 153261289653 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 41.

The spelling of 1226090317208 in words is "one trillion, two hundred twenty-six billion, ninety million, three hundred seventeen thousand, two hundred eight".