6138094125178 has 4 divisors (see below), whose sum is σ = 9207141187770. Its totient is φ = 3069047062588.

The previous prime is 6138094125139. The next prime is 6138094125179. The reversal of 6138094125178 is 8715214908316.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5339228198329 + 798865926849 = 2310677^2 + 893793^2 .

It is not an unprimeable number, because it can be changed into a prime (6138094125179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1534523531293 + ... + 1534523531296.

It is a 1-persistent number, because it is pandigital, but 2⋅6138094125178 = 12276188250356 is not.

Almost surely, 2^{6138094125178} is an apocalyptic number.

6138094125178 is a deficient number, since it is larger than the sum of its proper divisors (3069047062592).

6138094125178 is a wasteful number, since it uses less digits than its factorization.

6138094125178 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3069047062591.

The product of its (nonzero) digits is 2903040, while the sum is 55.

The spelling of 6138094125178 in words is "six trillion, one hundred thirty-eight billion, ninety-four million, one hundred twenty-five thousand, one hundred seventy-eight".