68147755504 has 10 divisors (see below), whose sum is σ = 132036276320. Its totient is φ = 34073877744.

The previous prime is 68147755499. The next prime is 68147755513. The reversal of 68147755504 is 40555774186.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2129617344 + ... + 2129617375.

It is an arithmetic number, because the mean of its divisors is an integer number (13203627632).

Almost surely, 2^68147755504 is an apocalyptic number.

It is an amenable number.

68147755504 is a deficient number, since it is larger than the sum of its proper divisors (63888520816).

68147755504 is a wasteful number, since it uses less digits than its factorization.

68147755504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4259234727 (or 4259234721 counting only the distinct ones).

The product of its (nonzero) digits is 4704000, while the sum is 52.

The spelling of 68147755504 in words is "sixty-eight billion, one hundred forty-seven million, seven hundred fifty-five thousand, five hundred four".