7138466866749 has 16 divisors (see below), whose sum is σ = 9558995846400. Its totient is φ = 4738458713856.

The previous prime is 7138466866711. The next prime is 7138466866753. The reversal of 7138466866749 is 9476686648317.

7138466866749 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 7138466866749 - 2³² = 7134171899453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7138466866649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62915532 + ... + 63028890.

It is an arithmetic number, because the mean of its divisors is an integer number (597437240400).

Almost surely, 2^{7138466866749} is an apocalyptic number.

It is an amenable number.

7138466866749 is a deficient number, since it is larger than the sum of its proper divisors (2420528979651).

7138466866749 is a wasteful number, since it uses less digits than its factorization.

7138466866749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203684.

The product of its digits is 1755758592, while the sum is 75.

The spelling of 7138466866749 in words is "seven trillion, one hundred thirty-eight billion, four hundred sixty-six million, eight hundred sixty-six thousand, seven hundred forty-nine".