214216213698 has 24 divisors (see below), whose sum is σ = 464332139388. Its totient is φ = 71375095392.

The previous prime is 214216213693. The next prime is 214216213703. The reversal of 214216213698 is 896312612412.

214216213698 is a `hidden beast` number, since 2 + 1 + 421 + 6 + 2 + 136 + 98 = 666.

It is an interprime number because it is at equal distance from previous prime (214216213693) and next prime (214216213703).

It can be written as a sum of positive squares in 2 ways, for example, as 180376035849 + 33840177849 = 424707^2 + 183957^2 .

It is a super-2 number, since 2×214216213698² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (214216213691) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2482161 + ... + 2567012.

Almost surely, 2^214216213698 is an apocalyptic number.

214216213698 is an abundant number, since it is smaller than the sum of its proper divisors (250115925690).

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

214216213698 is a wasteful number, since it uses less digits than its factorization.

214216213698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5051538 (or 5051535 counting only the distinct ones).

The product of its digits is 248832, while the sum is 45.

The spelling of 214216213698 in words is "two hundred fourteen billion, two hundred sixteen million, two hundred thirteen thousand, six hundred ninety-eight".