214202021644 has 24 divisors (see below), whose sum is σ = 405178077248. Its totient is φ = 98497658880.

The previous prime is 214202021617. The next prime is 214202021651. The reversal of 214202021644 is 446120202412.

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, 7586037 + ... + 7614220.

Almost surely, 2^214202021644 is an apocalyptic number.

It is an amenable number.

214202021644 is a deficient number, since it is larger than the sum of its proper divisors (190976055604).

214202021644 is a wasteful number, since it uses less digits than its factorization.

214202021644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15200545 (or 15200543 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

The spelling of 214202021644 in words is "two hundred fourteen billion, two hundred two million, twenty-one thousand, six hundred forty-four".