216536460134 has 4 divisors (see below), whose sum is σ = 324804690204. Its totient is φ = 108268230066.

The previous prime is 216536460121. The next prime is 216536460199. The reversal of 216536460134 is 431064635612.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 216536460091 and 216536460100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54134115032 + ... + 54134115035.

It is an arithmetic number, because the mean of its divisors is an integer number (81201172551).

Almost surely, 2^216536460134 is an apocalyptic number.

216536460134 is a deficient number, since it is larger than the sum of its proper divisors (108268230070).

216536460134 is a wasteful number, since it uses less digits than its factorization.

216536460134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108268230069.

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 216536460134 in words is "two hundred sixteen billion, five hundred thirty-six million, four hundred sixty thousand, one hundred thirty-four".