7129315722964 has 6 divisors (see below), whose sum is σ = 12476302515194. Its totient is φ = 3564657861480.

The previous prime is 7129315722941. The next prime is 7129315722983. The reversal of 7129315722964 is 4692275139217.

It can be written as a sum of positive squares in only one way, i.e., 4334066112964 + 2795249610000 = 2081842^2 + 1671900^2 .

It is a junction number, because it is equal to n+sod(n) for n = 7129315722899 and 7129315722908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 891164465367 + ... + 891164465374.

Almost surely, 2^{7129315722964} is an apocalyptic number.

It is an amenable number.

7129315722964 is a deficient number, since it is larger than the sum of its proper divisors (5346986792230).

7129315722964 is a wasteful number, since it uses less digits than its factorization.

7129315722964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1782328930745 (or 1782328930743 counting only the distinct ones).

The product of its digits is 11430720, while the sum is 58.

The spelling of 7129315722964 in words is "seven trillion, one hundred twenty-nine billion, three hundred fifteen million, seven hundred twenty-two thousand, nine hundred sixty-four".