216682072498 has 16 divisors (see below), whose sum is σ = 328287389760. Its totient is φ = 107254654416.

The previous prime is 216682072493. The next prime is 216682072543. The reversal of 216682072498 is 894270286612.

It is a super-2 number, since 2×216682072498² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (216682072493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173790 + ... + 680857.

It is an arithmetic number, because the mean of its divisors is an integer number (20517961860).

Almost surely, 2^216682072498 is an apocalyptic number.

216682072498 is a deficient number, since it is larger than the sum of its proper divisors (111605317262).

216682072498 is a wasteful number, since it uses less digits than its factorization.

216682072498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855921.

The product of its (nonzero) digits is 4644864, while the sum is 55.

The spelling of 216682072498 in words is "two hundred sixteen billion, six hundred eighty-two million, seventy-two thousand, four hundred ninety-eight".