138510550761330 has 64 divisors (see below), whose sum is σ = 371490825315456. Its totient is φ = 32759332032000.

The previous prime is 138510550761281. The next prime is 138510550761383. The reversal of 138510550761330 is 33167055015831.

It is a super-3 number, since 3×138510550761330³ (a number of 43 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 138510550761330.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5118632101 + ... + 5118659160.

It is an arithmetic number, because the mean of its divisors is an integer number (5804544145554).

Almost surely, 2^{138510550761330} is an apocalyptic number.

138510550761330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

138510550761330 is an abundant number, since it is smaller than the sum of its proper divisors (232980274554126).

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

138510550761330 is a wasteful number, since it uses less digits than its factorization.

138510550761330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10237291323.

The product of its (nonzero) digits is 1134000, while the sum is 48.

The spelling of 138510550761330 in words is "one hundred thirty-eight trillion, five hundred ten billion, five hundred fifty million, seven hundred sixty-one thousand, three hundred thirty".