216124858368069 has 16 divisors (see below), whose sum is σ = 329337585346560. Its totient is φ = 123498243630000.

The previous prime is 216124858368011. The next prime is 216124858368079. The reversal of 216124858368069 is 960863858421612.

It is not a de Polignac number, because 216124858368069 - 2⁷ = 216124858367941 is a prime.

It is a super-2 number, since 2×216124858368069² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 216124858367994 and 216124858368012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216124858368079) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68224249 + ... + 71321790.

It is an arithmetic number, because the mean of its divisors is an integer number (20583599084160).

Almost surely, 2^{216124858368069} is an apocalyptic number.

It is an amenable number.

216124858368069 is a deficient number, since it is larger than the sum of its proper divisors (113212726978491).

216124858368069 is a wasteful number, since it uses less digits than its factorization.

216124858368069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139619800.

The product of its (nonzero) digits is 238878720, while the sum is 69.

The spelling of 216124858368069 in words is "two hundred sixteen trillion, one hundred twenty-four billion, eight hundred fifty-eight million, three hundred sixty-eight thousand, sixty-nine".