216035738408 has 64 divisors (see below), whose sum is σ = 463840283520. Its totient is φ = 92405664000.

The previous prime is 216035738389. The next prime is 216035738411. The reversal of 216035738408 is 804837530612.

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, 113642258 + ... + 113644158.

It is an arithmetic number, because the mean of its divisors is an integer number (7247504430).

Almost surely, 2^216035738408 is an apocalyptic number.

216035738408 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

216035738408 is an abundant number, since it is smaller than the sum of its proper divisors (247804545112).

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

216035738408 is a wasteful number, since it uses less digits than its factorization.

216035738408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4818 (or 4814 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 47.

The spelling of 216035738408 in words is "two hundred sixteen billion, thirty-five million, seven hundred thirty-eight thousand, four hundred eight".