7813752721162 has 8 divisors (see below), whose sum is σ = 11830167671616. Its totient is φ = 3870363497292.

The previous prime is 7813752721111. The next prime is 7813752721189. The reversal of 7813752721162 is 2611272573187.

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

It is a super-2 number, since 2×7813752721162² (a number of 27 digits) contains 22 as substring.

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, 18256431378 + ... + 18256431805.

It is an arithmetic number, because the mean of its divisors is an integer number (1478770958952).

Almost surely, 2^{7813752721162} is an apocalyptic number.

7813752721162 is a deficient number, since it is larger than the sum of its proper divisors (4016414950454).

7813752721162 is a wasteful number, since it uses less digits than its factorization.

7813752721162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36512863292.

The product of its digits is 1975680, while the sum is 52.

The spelling of 7813752721162 in words is "seven trillion, eight hundred thirteen billion, seven hundred fifty-two million, seven hundred twenty-one thousand, one hundred sixty-two".