138826061283822 has 32 divisors (see below), whose sum is σ = 305278210658304. Its totient is φ = 41737255358400.

The previous prime is 138826061283817. The next prime is 138826061283823. The reversal of 138826061283822 is 228382160628831.

138826061283822 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138826061283823) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8281193079 + ... + 8281209842.

It is an arithmetic number, because the mean of its divisors is an integer number (9539944083072).

Almost surely, 2^{138826061283822} is an apocalyptic number.

138826061283822 is an abundant number, since it is smaller than the sum of its proper divisors (166452149374482).

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

138826061283822 is a wasteful number, since it uses less digits than its factorization.

138826061283822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16562403064.

The product of its (nonzero) digits is 21233664, while the sum is 60.

The spelling of 138826061283822 in words is "one hundred thirty-eight trillion, eight hundred twenty-six billion, sixty-one million, two hundred eighty-three thousand, eight hundred twenty-two".