214518064826 has 16 divisors (see below), whose sum is σ = 346537338504. Its totient is φ = 99006007104.

The previous prime is 214518064811. The next prime is 214518064847. The reversal of 214518064826 is 628460815412.

It can be written as a sum of positive squares in 4 ways, for example, as 186395110225 + 28122954601 = 431735^2 + 167699^2 .

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, 1566380 + ... + 1697816.

Almost surely, 2^214518064826 is an apocalyptic number.

214518064826 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

214518064826 is a deficient number, since it is larger than the sum of its proper divisors (132019273678).

214518064826 is a wasteful number, since it uses less digits than its factorization.

214518064826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194225.

The product of its (nonzero) digits is 737280, while the sum is 47.

The spelling of 214518064826 in words is "two hundred fourteen billion, five hundred eighteen million, sixty-four thousand, eight hundred twenty-six".