192186423442 has 32 divisors (see below), whose sum is σ = 341003214720. Its totient is φ = 80379319680.

The previous prime is 192186423437. The next prime is 192186423551. The reversal of 192186423442 is 244324681291.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a junction number, because it is equal to n+sod(n) for n = 192186423392 and 192186423401.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8446059 + ... + 8468782.

It is an arithmetic number, because the mean of its divisors is an integer number (10656350460).

Almost surely, 2^192186423442 is an apocalyptic number.

192186423442 is a deficient number, since it is larger than the sum of its proper divisors (148816791278).

192186423442 is a wasteful number, since it uses less digits than its factorization.

192186423442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16914898.

The product of its digits is 663552, while the sum is 46.

The spelling of 192186423442 in words is "one hundred ninety-two billion, one hundred eighty-six million, four hundred twenty-three thousand, four hundred forty-two".