139223232000 has 1280 divisors, whose sum is σ = 558889943040. Its totient is φ = 34062336000.

The previous prime is 139223231999. The next prime is 139223232017. The reversal of 139223232000 is 232322931.

139223232000 is a `hidden beast` number, since 139 + 2 + 2 + 323 + 200 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1280).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1232063944 + ... + 1232064056.

It is an arithmetic number, because the mean of its divisors is an integer number (436632768).

Almost surely, 2^139223232000 is an apocalyptic number.

139223232000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 139223232000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (279444971520).

139223232000 is an abundant number, since it is smaller than the sum of its proper divisors (419666711040).

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

139223232000 is a wasteful number, since it uses less digits than its factorization.

139223232000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209 (or 177 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 139223232000 its reverse (232322931), we get a palindrome (139455554931).

The spelling of 139223232000 in words is "one hundred thirty-nine billion, two hundred twenty-three million, two hundred thirty-two thousand".