68735422148 has 6 divisors (see below), whose sum is σ = 120286988766. Its totient is φ = 34367711072.

The previous prime is 68735422117. The next prime is 68735422169. The reversal of 68735422148 is 84122453786.

It can be written as a sum of positive squares in only one way, i.e., 43001487424 + 25733934724 = 207368^2 + 160418^2 .

It is a junction number, because it is equal to n+sod(n) for n = 68735422096 and 68735422105.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8591927765 + ... + 8591927772.

It is an arithmetic number, because the mean of its divisors is an integer number (20047831461).

Almost surely, 2^68735422148 is an apocalyptic number.

It is an amenable number.

68735422148 is a deficient number, since it is larger than the sum of its proper divisors (51551566618).

68735422148 is a wasteful number, since it uses less digits than its factorization.

68735422148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17183855541 (or 17183855539 counting only the distinct ones).

The product of its digits is 2580480, while the sum is 50.

The spelling of 68735422148 in words is "sixty-eight billion, seven hundred thirty-five million, four hundred twenty-two thousand, one hundred forty-eight".