7138142377455 has 16 divisors (see below), whose sum is σ = 11421082481760. Its totient is φ = 3806991042048.

The previous prime is 7138142377441. The next prime is 7138142377481. The reversal of 7138142377455 is 5547732418317.

It is not a de Polignac number, because 7138142377455 - 2²⁷ = 7138008159727 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7138142377395 and 7138142377404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2466691 + ... + 4512299.

It is an arithmetic number, because the mean of its divisors is an integer number (713817655110).

Almost surely, 2^{7138142377455} is an apocalyptic number.

7138142377455 is a deficient number, since it is larger than the sum of its proper divisors (4282940104305).

7138142377455 is a wasteful number, since it uses less digits than its factorization.

7138142377455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2278250.

The product of its digits is 19756800, while the sum is 57.

The spelling of 7138142377455 in words is "seven trillion, one hundred thirty-eight billion, one hundred forty-two million, three hundred seventy-seven thousand, four hundred fifty-five".