138594506057598 has 32 divisors (see below), whose sum is σ = 293407951708800. Its totient is φ = 43522179490656.

The previous prime is 138594506057551. The next prime is 138594506057663. The reversal of 138594506057598 is 895750605495831.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3395904961 + ... + 3395945772.

It is an arithmetic number, because the mean of its divisors is an integer number (9168998490900).

Almost surely, 2^{138594506057598} is an apocalyptic number.

138594506057598 is an abundant number, since it is smaller than the sum of its proper divisors (154813445651202).

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

138594506057598 is a wasteful number, since it uses less digits than its factorization.

138594506057598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6791850936.

The product of its (nonzero) digits is 1632960000, while the sum is 75.

The spelling of 138594506057598 in words is "one hundred thirty-eight trillion, five hundred ninety-four billion, five hundred six million, fifty-seven thousand, five hundred ninety-eight".