18952996155842 has 8 divisors (see below), whose sum is σ = 32490850552896. Its totient is φ = 8122712638212.

The previous prime is 18952996155817. The next prime is 18952996155851. The reversal of 18952996155842 is 24855169925981.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 18952996155842.

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, 676892719838 + ... + 676892719865.

It is an arithmetic number, because the mean of its divisors is an integer number (4061356319112).

Almost surely, 2^{18952996155842} is an apocalyptic number.

18952996155842 is a deficient number, since it is larger than the sum of its proper divisors (13537854397054).

18952996155842 is a wasteful number, since it uses less digits than its factorization.

18952996155842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1353785439712.

The product of its digits is 559872000, while the sum is 74.

The spelling of 18952996155842 in words is "eighteen trillion, nine hundred fifty-two billion, nine hundred ninety-six million, one hundred fifty-five thousand, eight hundred forty-two".