1227794946039 has 6 divisors (see below), whose sum is σ = 1773481588736. Its totient is φ = 818529964020.

The previous prime is 1227794946031. The next prime is 1227794946043. The reversal of 1227794946039 is 9306494977221.

1227794946039 is a `hidden beast` number, since 12 + 2 + 7 + 7 + 9 + 4 + 9 + 4 + 603 + 9 = 666.

It is not a de Polignac number, because 1227794946039 - 2³ = 1227794946031 is a prime.

It is a super-3 number, since 3×1227794946039³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1227794946031) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 68210830327 + ... + 68210830344.

Almost surely, 2^{1227794946039} is an apocalyptic number.

1227794946039 is a deficient number, since it is larger than the sum of its proper divisors (545686642697).

1227794946039 is a wasteful number, since it uses less digits than its factorization.

1227794946039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136421660677 (or 136421660674 counting only the distinct ones).

The product of its (nonzero) digits is 41150592, while the sum is 63.

The spelling of 1227794946039 in words is "one trillion, two hundred twenty-seven billion, seven hundred ninety-four million, nine hundred forty-six thousand, thirty-nine".