164042700424 has 16 divisors (see below), whose sum is σ = 307855442700. Its totient is φ = 81947915712.

The previous prime is 164042700413. The next prime is 164042700443. The reversal of 164042700424 is 424007240461.

164042700424 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 163952108100 + 90592324 = 404910^2 + 9518^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 164042700424.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9169819 + ... + 9187690.

Almost surely, 2^164042700424 is an apocalyptic number.

It is an amenable number.

164042700424 is a deficient number, since it is larger than the sum of its proper divisors (143812742276).

164042700424 is a wasteful number, since it uses less digits than its factorization.

164042700424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18358632 (or 18358628 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 34.

Adding to 164042700424 its reverse (424007240461), we get a palindrome (588049940885).

The spelling of 164042700424 in words is "one hundred sixty-four billion, forty-two million, seven hundred thousand, four hundred twenty-four".