216552152352055 has 8 divisors (see below), whose sum is σ = 279852012270432. Its totient is φ = 159915435583008.

The previous prime is 216552152352043. The next prime is 216552152352077. The reversal of 216552152352055 is 550253251255612.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 216552152352055 - 2¹¹ = 216552152350007 is a prime.

It is a super-3 number, since 3×216552152352055³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1665785787259 + ... + 1665785787388.

It is an arithmetic number, because the mean of its divisors is an integer number (34981501533804).

Almost surely, 2^{216552152352055} is an apocalyptic number.

216552152352055 is a deficient number, since it is larger than the sum of its proper divisors (63299859918377).

216552152352055 is a wasteful number, since it uses less digits than its factorization.

216552152352055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3331571574665.

The product of its (nonzero) digits is 4500000, while the sum is 49.

The spelling of 216552152352055 in words is "two hundred sixteen trillion, five hundred fifty-two billion, one hundred fifty-two million, three hundred fifty-two thousand, fifty-five".