138132532498 has 8 divisors (see below), whose sum is σ = 207200616192. Its totient is φ = 69065660436.

The previous prime is 138132532481. The next prime is 138132532501. The reversal of 138132532498 is 894235231831.

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

It is a super-2 number, since 2×138132532498² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77811 + ... + 531337.

It is an arithmetic number, because the mean of its divisors is an integer number (25900077024).

Almost surely, 2^138132532498 is an apocalyptic number.

138132532498 is a deficient number, since it is larger than the sum of its proper divisors (69068083694).

138132532498 is a wasteful number, since it uses less digits than its factorization.

138132532498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605816.

The product of its digits is 1244160, while the sum is 49.

The spelling of 138132532498 in words is "one hundred thirty-eight billion, one hundred thirty-two million, five hundred thirty-two thousand, four hundred ninety-eight".