6139383327540 has 72 divisors (see below), whose sum is σ = 18807180268968. Its totient is φ = 1620959289600.

The previous prime is 6139383327487. The next prime is 6139383327559. The reversal of 6139383327540 is 457233839316.

6139383327540 is a `hidden beast` number, since 6 + 1 + 3 + 93 + 8 + 3 + 3 + 2 + 7 + 540 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 3888555251364 + 2250828076176 = 1971942^2 + 1500276^2 .

It is a super-2 number, since 2×6139383327540² (a number of 26 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 (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 168831747 + ... + 168868106.

It is an arithmetic number, because the mean of its divisors is an integer number (261210837069).

It is a 1-persistent number, because it is pandigital, but 2⋅6139383327540 = 12278766655080 is not.

Almost surely, 2^{6139383327540} is an apocalyptic number.

6139383327540 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6139383327540 is an abundant number, since it is smaller than the sum of its proper divisors (12667796941428).

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

6139383327540 is a wasteful number, since it uses less digits than its factorization.

6139383327540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337699969 (or 337699964 counting only the distinct ones).

The product of its (nonzero) digits is 9797760, while the sum is 54.

The spelling of 6139383327540 in words is "six trillion, one hundred thirty-nine billion, three hundred eighty-three million, three hundred twenty-seven thousand, five hundred forty".