68277060634 has 4 divisors (see below), whose sum is σ = 102415590954. Its totient is φ = 34138530316.

The previous prime is 68277060623. The next prime is 68277060653. The reversal of 68277060634 is 43606077286.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 43617069409 + 24659991225 = 208847^2 + 157035^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17069265157 + ... + 17069265160.

Almost surely, 2^68277060634 is an apocalyptic number.

68277060634 is a deficient number, since it is larger than the sum of its proper divisors (34138530320).

68277060634 is a wasteful number, since it uses less digits than its factorization.

68277060634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34138530319.

The product of its (nonzero) digits is 2032128, while the sum is 49.

The spelling of 68277060634 in words is "sixty-eight billion, two hundred seventy-seven million, sixty thousand, six hundred thirty-four".