1068671188240 has 80 divisors (see below), whose sum is σ = 2498077809216. Its totient is φ = 425165760000.

The previous prime is 1068671188237. The next prime is 1068671188259. The reversal of 1068671188240 is 428811768601.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×1068671188240² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12204615 + ... + 12291865.

Almost surely, 2^{1068671188240} is an apocalyptic number.

1068671188240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1068671188240 is an abundant number, since it is smaller than the sum of its proper divisors (1429406620976).

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

1068671188240 is a wasteful number, since it uses less digits than its factorization.

1068671188240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88088 (or 88082 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 52.

The spelling of 1068671188240 in words is "one trillion, sixty-eight billion, six hundred seventy-one million, one hundred eighty-eight thousand, two hundred forty".