1675181801138 has 16 divisors (see below), whose sum is σ = 2547252221976. Its totient is φ = 826098249600.

The previous prime is 1675181801129. The next prime is 1675181801149. The reversal of 1675181801138 is 8311081815761.

It can be written as a sum of positive squares in 4 ways, for example, as 1574982330289 + 100199470849 = 1254983^2 + 316543^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8058920 + ... + 8264172.

Almost surely, 2^{1675181801138} is an apocalyptic number.

1675181801138 is a deficient number, since it is larger than the sum of its proper divisors (872070420838).

1675181801138 is a wasteful number, since it uses less digits than its factorization.

1675181801138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261229.

The product of its (nonzero) digits is 322560, while the sum is 50.

The spelling of 1675181801138 in words is "one trillion, six hundred seventy-five billion, one hundred eighty-one million, eight hundred one thousand, one hundred thirty-eight".