138160767603 has 18 divisors (see below), whose sum is σ = 187063264164. Its totient is φ = 90704117064.

The previous prime is 138160767599. The next prime is 138160767611. The reversal of 138160767603 is 306767061831.

It is not a de Polignac number, because 138160767603 - 2² = 138160767599 is a prime.

It is not an unprimeable number, because it can be changed into a prime (138160767653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 43133200 + ... + 43136402.

Almost surely, 2^138160767603 is an apocalyptic number.

138160767603 is a deficient number, since it is larger than the sum of its proper divisors (48902496561).

138160767603 is an frugal number, since it uses more digits than its factorization.

138160767603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6543 (or 3273 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 48.

Multiplying 138160767603 by its sum of digits (48), we get a square (6631716844944 = 2575212²).

The spelling of 138160767603 in words is "one hundred thirty-eight billion, one hundred sixty million, seven hundred sixty-seven thousand, six hundred three".