7138123471216 has 20 divisors (see below), whose sum is σ = 13863928698400. Its totient is φ = 3560335420032.

The previous prime is 7138123471187. The next prime is 7138123471331. The reversal of 7138123471216 is 6121743218317.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 545387976 + ... + 545401063.

It is an arithmetic number, because the mean of its divisors is an integer number (693196434920).

Almost surely, 2^{7138123471216} is an apocalyptic number.

It is an amenable number.

7138123471216 is a deficient number, since it is larger than the sum of its proper divisors (6725805227184).

7138123471216 is a wasteful number, since it uses less digits than its factorization.

7138123471216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1090789456 (or 1090789450 counting only the distinct ones).

The product of its digits is 338688, while the sum is 46.

The spelling of 7138123471216 in words is "seven trillion, one hundred thirty-eight billion, one hundred twenty-three million, four hundred seventy-one thousand, two hundred sixteen".