1068840868032 has 280 divisors, whose sum is σ = 3811586423040. Its totient is φ = 289310123520.

The previous prime is 1068840868009. The next prime is 1068840868087. The reversal of 1068840868032 is 2308680488601.

1068840868032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1068840868032² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 1068840868032.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 85644 + ... + 1464587.

Almost surely, 2^{1068840868032} is an apocalyptic number.

1068840868032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1068840868032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1905793211520).

1068840868032 is an abundant number, since it is smaller than the sum of its proper divisors (2742745555008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1068840868032 is a wasteful number, since it uses less digits than its factorization.

1068840868032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1550281 (or 1550262 counting only the distinct ones).

The product of its (nonzero) digits is 3538944, while the sum is 54.

The spelling of 1068840868032 in words is "one trillion, sixty-eight billion, eight hundred forty million, eight hundred sixty-eight thousand, thirty-two".