1226684039616 has 112 divisors (see below), whose sum is σ = 4121398798080. Its totient is φ = 350481150720.

The previous prime is 1226684039591. The next prime is 1226684039639. The reversal of 1226684039616 is 6169304866221.

1226684039616 is a `hidden beast` number, since 1 + 226 + 6 + 8 + 403 + 9 + 6 + 1 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50694090 + ... + 50718281.

Almost surely, 2^{1226684039616} is an apocalyptic number.

1226684039616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1226684039616 is an abundant number, since it is smaller than the sum of its proper divisors (2894714758464).

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

1226684039616 is a wasteful number, since it uses less digits than its factorization.

1226684039616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101412399 (or 101412383 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 54.

The spelling of 1226684039616 in words is "one trillion, two hundred twenty-six billion, six hundred eighty-four million, thirty-nine thousand, six hundred sixteen".