192987842228 has 6 divisors (see below), whose sum is σ = 337728723906. Its totient is φ = 96493921112.

The previous prime is 192987842209. The next prime is 192987842231. The reversal of 192987842228 is 822248789291.

It can be written as a sum of positive squares in only one way, i.e., 192508582564 + 479259664 = 438758^2 + 21892^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24123480275 + ... + 24123480282.

It is an arithmetic number, because the mean of its divisors is an integer number (56288120651).

Almost surely, 2^192987842228 is an apocalyptic number.

It is an amenable number.

192987842228 is a deficient number, since it is larger than the sum of its proper divisors (144740881678).

192987842228 is a wasteful number, since it uses less digits than its factorization.

192987842228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48246960561 (or 48246960559 counting only the distinct ones).

The product of its digits is 18579456, while the sum is 62.

The spelling of 192987842228 in words is "one hundred ninety-two billion, nine hundred eighty-seven million, eight hundred forty-two thousand, two hundred twenty-eight".