216011759597 has 16 divisors (see below), whose sum is σ = 219756720000. Its totient is φ = 212309014464.

The previous prime is 216011759569. The next prime is 216011759603. The reversal of 216011759597 is 795957110612.

It is a cyclic number.

It is not a de Polignac number, because 216011759597 - 2⁶ = 216011759533 is a prime.

It is a super-2 number, since 2×216011759597² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216011759507) 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, 5542304 + ... + 5581142.

It is an arithmetic number, because the mean of its divisors is an integer number (13734795000).

Almost surely, 2^216011759597 is an apocalyptic number.

It is an amenable number.

216011759597 is a deficient number, since it is larger than the sum of its proper divisors (3744960403).

216011759597 is a wasteful number, since it uses less digits than its factorization.

216011759597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39380.

The product of its (nonzero) digits is 1190700, while the sum is 53.

The spelling of 216011759597 in words is "two hundred sixteen billion, eleven million, seven hundred fifty-nine thousand, five hundred ninety-seven".