1068136654553 has 32 divisors (see below), whose sum is σ = 1150708875264. Its totient is φ = 989097322752.

The previous prime is 1068136654549. The next prime is 1068136654583. The reversal of 1068136654553 is 3554566318601.

It is not a de Polignac number, because 1068136654553 - 2² = 1068136654549 is a prime.

It is a super-2 number, since 2×1068136654553² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1068136654495 and 1068136654504.

It is not an unprimeable number, because it can be changed into a prime (1068136654513) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46254176 + ... + 46277262.

It is an arithmetic number, because the mean of its divisors is an integer number (35959652352).

Almost surely, 2^{1068136654553} is an apocalyptic number.

It is an amenable number.

1068136654553 is a deficient number, since it is larger than the sum of its proper divisors (82572220711).

1068136654553 is a wasteful number, since it uses less digits than its factorization.

1068136654553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23621.

The product of its (nonzero) digits is 7776000, while the sum is 53.

The spelling of 1068136654553 in words is "one trillion, sixty-eight billion, one hundred thirty-six million, six hundred fifty-four thousand, five hundred fifty-three".