7138121544622 has 8 divisors (see below), whose sum is σ = 10712886735096. Its totient is φ = 3567159299592.

The previous prime is 7138121544613. The next prime is 7138121544679. The reversal of 7138121544622 is 2264451218317.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 950731668 + ... + 950739175.

It is an arithmetic number, because the mean of its divisors is an integer number (1339110841887).

Almost surely, 2^{7138121544622} is an apocalyptic number.

7138121544622 is a deficient number, since it is larger than the sum of its proper divisors (3574765190474).

7138121544622 is a wasteful number, since it uses less digits than its factorization.

7138121544622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1901472722.

The product of its digits is 645120, while the sum is 46.

The spelling of 7138121544622 in words is "seven trillion, one hundred thirty-eight billion, one hundred twenty-one million, five hundred forty-four thousand, six hundred twenty-two".