22104738392787 has 24 divisors (see below), whose sum is σ = 31961743117200. Its totient is φ = 14721417351168.

The previous prime is 22104738392767. The next prime is 22104738392833. The reversal of 22104738392787 is 78729383740122.

22104738392787 is a `hidden beast` number, since 2 + 2 + 1 + 0 + 473 + 8 + 3 + 92 + 78 + 7 = 666.

It is not a de Polignac number, because 22104738392787 - 2³⁸ = 21829860485843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22104738392717) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40421728 + ... + 40964930.

It is an arithmetic number, because the mean of its divisors is an integer number (1331739296550).

Almost surely, 2^{22104738392787} is an apocalyptic number.

22104738392787 is a deficient number, since it is larger than the sum of its proper divisors (9857004724413).

22104738392787 is a wasteful number, since it uses less digits than its factorization.

22104738392787 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547827 (or 547824 counting only the distinct ones).

The product of its (nonzero) digits is 56899584, while the sum is 63.

The spelling of 22104738392787 in words is "twenty-two trillion, one hundred four billion, seven hundred thirty-eight million, three hundred ninety-two thousand, seven hundred eighty-seven".