214939596561 has 16 divisors (see below), whose sum is σ = 287221334400. Its totient is φ = 142975719680.

The previous prime is 214939596533. The next prime is 214939596581. The reversal of 214939596561 is 165695939412.

214939596561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 214939596561 - 2³⁷ = 77500643089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 214939596495 and 214939596504.

It is not an unprimeable number, because it can be changed into a prime (214939596581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3436276 + ... + 3498266.

It is an arithmetic number, because the mean of its divisors is an integer number (17951333400).

Almost surely, 2^214939596561 is an apocalyptic number.

It is an amenable number.

214939596561 is a deficient number, since it is larger than the sum of its proper divisors (72281737839).

214939596561 is a wasteful number, since it uses less digits than its factorization.

214939596561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64536.

The product of its digits is 15746400, while the sum is 60.

The spelling of 214939596561 in words is "two hundred fourteen billion, nine hundred thirty-nine million, five hundred ninety-six thousand, five hundred sixty-one".