214018256890 has 16 divisors (see below), whose sum is σ = 385478105760. Its totient is φ = 85552804240.

The previous prime is 214018256873. The next prime is 214018256899. The reversal of 214018256890 is 98652810412.

It is a self number, because there is not a number n which added to its sum of digits gives 214018256890.

It is not an unprimeable number, because it can be changed into a prime (214018256899) 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, 6795820 + ... + 6827239.

It is an arithmetic number, because the mean of its divisors is an integer number (24092381610).

Almost surely, 2^214018256890 is an apocalyptic number.

214018256890 is a deficient number, since it is larger than the sum of its proper divisors (171459848870).

214018256890 is a wasteful number, since it uses less digits than its factorization.

214018256890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13624637.

The product of its (nonzero) digits is 276480, while the sum is 46.

The spelling of 214018256890 in words is "two hundred fourteen billion, eighteen million, two hundred fifty-six thousand, eight hundred ninety".