68834598722 has 6 divisors (see below), whose sum is σ = 103252454643. Its totient is φ = 34417113842.

The previous prime is 68834598709. The next prime is 68834598727. The reversal of 68834598722 is 22789543886.

It can be written as a sum of positive squares in only one way, i.e., 34417299361 + 34417299361 = 185519^2 + 185519^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=185519.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68834598727) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 278279 + ... + 463797.

Almost surely, 2^68834598722 is an apocalyptic number.

68834598722 is a deficient number, since it is larger than the sum of its proper divisors (34417855921).

68834598722 is an frugal number, since it uses more digits than its factorization.

68834598722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371040 (or 185521 counting only the distinct ones).

The product of its digits is 46448640, while the sum is 62.

The spelling of 68834598722 in words is "sixty-eight billion, eight hundred thirty-four million, five hundred ninety-eight thousand, seven hundred twenty-two".