189212127348 has 24 divisors (see below), whose sum is σ = 443474768128. Its totient is φ = 62787879936.

The previous prime is 189212127337. The next prime is 189212127407. The reversal of 189212127348 is 843721212981.

It is a junction number, because it is equal to n+sod(n) for n = 189212127297 and 189212127306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35350861 + ... + 35356212.

Almost surely, 2^189212127348 is an apocalyptic number.

It is an amenable number.

189212127348 is an abundant number, since it is smaller than the sum of its proper divisors (254262640780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

189212127348 is a wasteful number, since it uses less digits than its factorization.

189212127348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70707303 (or 70707301 counting only the distinct ones).

The product of its digits is 387072, while the sum is 48.

The spelling of 189212127348 in words is "one hundred eighty-nine billion, two hundred twelve million, one hundred twenty-seven thousand, three hundred forty-eight".