138572230330 has 32 divisors (see below), whose sum is σ = 262404489600. Its totient is φ = 52610467392.

The previous prime is 138572230297. The next prime is 138572230331. The reversal of 138572230330 is 33032275831.

It is a self number, because there is not a number n which added to its sum of digits gives 138572230330.

It is not an unprimeable number, because it can be changed into a prime (138572230331) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4032342 + ... + 4066561.

It is an arithmetic number, because the mean of its divisors is an integer number (8200140300).

Almost surely, 2^138572230330 is an apocalyptic number.

138572230330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

138572230330 is a deficient number, since it is larger than the sum of its proper divisors (123832259270).

138572230330 is a wasteful number, since it uses less digits than its factorization.

138572230330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8098998.

The product of its (nonzero) digits is 90720, while the sum is 37.

The spelling of 138572230330 in words is "one hundred thirty-eight billion, five hundred seventy-two million, two hundred thirty thousand, three hundred thirty".