138000533590 has 8 divisors (see below), whose sum is σ = 248400960480. Its totient is φ = 55200213432.

The previous prime is 138000533557. The next prime is 138000533621. The reversal of 138000533590 is 95335000831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×138000533590² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6900026670 + ... + 6900026689.

It is an arithmetic number, because the mean of its divisors is an integer number (31050120060).

Almost surely, 2^138000533590 is an apocalyptic number.

138000533590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

138000533590 is a deficient number, since it is larger than the sum of its proper divisors (110400426890).

138000533590 is a wasteful number, since it uses less digits than its factorization.

138000533590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13800053366.

The product of its (nonzero) digits is 48600, while the sum is 37.

The spelling of 138000533590 in words is "one hundred thirty-eight billion, five hundred thirty-three thousand, five hundred ninety".