67472436256 has 48 divisors (see below), whose sum is σ = 133372770048. Its totient is φ = 33600268800.

The previous prime is 67472436253. The next prime is 67472436289. The reversal of 67472436256 is 65263427476.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (67472436253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8698876 + ... + 8706628.

It is an arithmetic number, because the mean of its divisors is an integer number (2778599376).

Almost surely, 2^67472436256 is an apocalyptic number.

It is an amenable number.

67472436256 is a deficient number, since it is larger than the sum of its proper divisors (65900333792).

67472436256 is a wasteful number, since it uses less digits than its factorization.

67472436256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8825 (or 8817 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 52.

The spelling of 67472436256 in words is "sixty-seven billion, four hundred seventy-two million, four hundred thirty-six thousand, two hundred fifty-six".