161425610206 has 16 divisors (see below), whose sum is σ = 276736393440. Its totient is φ = 69180710400.

The previous prime is 161425610167. The next prime is 161425610207. The reversal of 161425610206 is 602016524161.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161425610207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 577006 + ... + 809806.

It is an arithmetic number, because the mean of its divisors is an integer number (17296024590).

Almost surely, 2^161425610206 is an apocalyptic number.

161425610206 is a deficient number, since it is larger than the sum of its proper divisors (115310783234).

161425610206 is a wasteful number, since it uses less digits than its factorization.

161425610206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282339.

The product of its (nonzero) digits is 17280, while the sum is 34.

The spelling of 161425610206 in words is "one hundred sixty-one billion, four hundred twenty-five million, six hundred ten thousand, two hundred six".