216814126383 has 8 divisors (see below), whose sum is σ = 321206113200. Its totient is φ = 144542750904.

The previous prime is 216814126351. The next prime is 216814126391. The reversal of 216814126383 is 383621418612.

216814126383 is a `hidden beast` number, since 2 + 1 + 6 + 8 + 1 + 4 + 1 + 2 + 638 + 3 = 666.

It is not a de Polignac number, because 216814126383 - 2⁵ = 216814126351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216814126483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4015076388 + ... + 4015076441.

It is an arithmetic number, because the mean of its divisors is an integer number (40150764150).

Almost surely, 2^216814126383 is an apocalyptic number.

216814126383 is a deficient number, since it is larger than the sum of its proper divisors (104391986817).

216814126383 is an equidigital number, since it uses as much as digits as its factorization.

216814126383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8030152838 (or 8030152832 counting only the distinct ones).

The product of its digits is 331776, while the sum is 45.

The spelling of 216814126383 in words is "two hundred sixteen billion, eight hundred fourteen million, one hundred twenty-six thousand, three hundred eighty-three".