7138142577434 has 64 divisors (see below), whose sum is σ = 11984864008320. Its totient is φ = 3160353024000.

The previous prime is 7138142577421. The next prime is 7138142577439. The reversal of 7138142577434 is 4347752418317.

It is a super-2 number, since 2×7138142577434² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7138142577434.

It is not an unprimeable number, because it can be changed into a prime (7138142577439) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2364404777 + ... + 2364407795.

It is an arithmetic number, because the mean of its divisors is an integer number (187263500130).

Almost surely, 2^{7138142577434} is an apocalyptic number.

7138142577434 is a deficient number, since it is larger than the sum of its proper divisors (4846721430886).

7138142577434 is a wasteful number, since it uses less digits than its factorization.

7138142577434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6447.

The product of its digits is 15805440, while the sum is 56.

The spelling of 7138142577434 in words is "seven trillion, one hundred thirty-eight billion, one hundred forty-two million, five hundred seventy-seven thousand, four hundred thirty-four".