216073217077696 has 112 divisors (see below), whose sum is σ = 469096996515840. Its totient is φ = 97932278712320.

The previous prime is 216073217077661. The next prime is 216073217077747. The reversal of 216073217077696 is 696770712370612.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (64).

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, 1018833300 + ... + 1019045356.

It is an arithmetic number, because the mean of its divisors is an integer number (4188366040320).

Almost surely, 2^{216073217077696} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 216073217077696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (234548498257920).

216073217077696 is an abundant number, since it is smaller than the sum of its proper divisors (253023779438144).

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

216073217077696 is a wasteful number, since it uses less digits than its factorization.

216073217077696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216242 (or 216232 counting only the distinct ones).

The product of its (nonzero) digits is 56010528, while the sum is 64.

The spelling of 216073217077696 in words is "two hundred sixteen trillion, seventy-three billion, two hundred seventeen million, seventy-seven thousand, six hundred ninety-six".