139164227892 has 72 divisors (see below), whose sum is σ = 369409238016. Its totient is φ = 44088542784.

The previous prime is 139164227887. The next prime is 139164227947. The reversal of 139164227892 is 298722461931.

139164227892 is a `hidden beast` number, since 139 + 1 + 6 + 422 + 7 + 89 + 2 = 666.

139164227892 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 405268 + ... + 665259.

Almost surely, 2^139164227892 is an apocalyptic number.

139164227892 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

139164227892 is an abundant number, since it is smaller than the sum of its proper divisors (230245010124).

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

139164227892 is a wasteful number, since it uses less digits than its factorization.

139164227892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070717 (or 1070712 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 54.

The spelling of 139164227892 in words is "one hundred thirty-nine billion, one hundred sixty-four million, two hundred twenty-seven thousand, eight hundred ninety-two".