216462245535 has 64 divisors (see below), whose sum is σ = 406459468800. Its totient is φ = 108996741504.

The previous prime is 216462245533. The next prime is 216462245581. The reversal of 216462245535 is 535542264612.

216462245535 is a `hidden beast` number, since 2 + 16 + 4 + 62 + 2 + 45 + 535 = 666.

It is not a de Polignac number, because 216462245535 - 2¹ = 216462245533 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216462245533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 607534 + ... + 895556.

It is an arithmetic number, because the mean of its divisors is an integer number (6350929200).

Almost surely, 2^216462245535 is an apocalyptic number.

216462245535 is a deficient number, since it is larger than the sum of its proper divisors (189997223265).

216462245535 is a wasteful number, since it uses less digits than its factorization.

216462245535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288349 (or 288343 counting only the distinct ones).

The product of its digits is 1728000, while the sum is 45.

The spelling of 216462245535 in words is "two hundred sixteen billion, four hundred sixty-two million, two hundred forty-five thousand, five hundred thirty-five".