1375012638889 has 8 divisors (see below), whose sum is σ = 1376695414080. Its totient is φ = 1373330031216.

The previous prime is 1375012638877. The next prime is 1375012638893. The reversal of 1375012638889 is 9888362105731.

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

It is a cyclic number.

It is not a de Polignac number, because 1375012638889 - 2¹⁹ = 1375012114601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1375012638869) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26535684 + ... + 26587450.

It is an arithmetic number, because the mean of its divisors is an integer number (172086926760).

Almost surely, 2^{1375012638889} is an apocalyptic number.

It is an amenable number.

1375012638889 is a deficient number, since it is larger than the sum of its proper divisors (1682775191).

1375012638889 is an equidigital number, since it uses as much as digits as its factorization.

1375012638889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83759.

The product of its (nonzero) digits is 17418240, while the sum is 61.

The spelling of 1375012638889 in words is "one trillion, three hundred seventy-five billion, twelve million, six hundred thirty-eight thousand, eight hundred eighty-nine".