206370942342670 has 32 divisors (see below), whose sum is σ = 424540597215168. Its totient is φ = 70754737118208.

The previous prime is 206370942342637. The next prime is 206370942342671. The reversal of 206370942342670 is 76243249073602.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206370942342671) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16211377 + ... + 25991356.

It is an arithmetic number, because the mean of its divisors is an integer number (13266893662974).

Almost surely, 2^{206370942342670} is an apocalyptic number.

206370942342670 is an abundant number, since it is smaller than the sum of its proper divisors (218169654872498).

206370942342670 is a wasteful number, since it uses less digits than its factorization.

206370942342670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42272604.

The product of its (nonzero) digits is 18289152, while the sum is 55.

The spelling of 206370942342670 in words is "two hundred six trillion, three hundred seventy billion, nine hundred forty-two million, three hundred forty-two thousand, six hundred seventy".