7131394741228 has 6 divisors (see below), whose sum is σ = 12479940797156. Its totient is φ = 3565697370612.

The previous prime is 7131394741169. The next prime is 7131394741241. The reversal of 7131394741228 is 8221474931317.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 891424342650 + ... + 891424342657.

Almost surely, 2^{7131394741228} is an apocalyptic number.

It is an amenable number.

7131394741228 is a deficient number, since it is larger than the sum of its proper divisors (5348546055928).

7131394741228 is a wasteful number, since it uses less digits than its factorization.

7131394741228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1782848685311 (or 1782848685309 counting only the distinct ones).

The product of its digits is 2032128, while the sum is 52.

The spelling of 7131394741228 in words is "seven trillion, one hundred thirty-one billion, three hundred ninety-four million, seven hundred forty-one thousand, two hundred twenty-eight".