68190955003456 has 56 divisors (see below), whose sum is σ = 135809169767960. Its totient is φ = 33971457687552.

The previous prime is 68190955003351. The next prime is 68190955003477. The reversal of 68190955003456 is 65430055909186.

68190955003456 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 3562218363456 + 64628736640000 = 1887384^2 + 8039200^2 .

It is a junction number, because it is equal to n+sod(n) for n = 68190955003394 and 68190955003403.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31053076 + ... + 33176428.

Almost surely, 2^{68190955003456} is an apocalyptic number.

It is an amenable number.

68190955003456 is a deficient number, since it is larger than the sum of its proper divisors (67618214764504).

68190955003456 is a wasteful number, since it uses less digits than its factorization.

68190955003456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2125191 (or 2125181 counting only the distinct ones).

The product of its (nonzero) digits is 34992000, while the sum is 61.

The spelling of 68190955003456 in words is "sixty-eight trillion, one hundred ninety billion, nine hundred fifty-five million, three thousand, four hundred fifty-six".