1068965051878 has 16 divisors (see below), whose sum is σ = 1708761899520. Its totient is φ = 500366619016.

The previous prime is 1068965051821. The next prime is 1068965051887. The reversal of 1068965051878 is 8781505698601.

It is a happy number.

It is a super-2 number, since 2×1068965051878² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 247214548 + ... + 247218871.

It is an arithmetic number, because the mean of its divisors is an integer number (106797618720).

Almost surely, 2^{1068965051878} is an apocalyptic number.

1068965051878 is a deficient number, since it is larger than the sum of its proper divisors (639796847642).

1068965051878 is a wasteful number, since it uses less digits than its factorization.

1068965051878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494433491.

The product of its (nonzero) digits is 29030400, while the sum is 64.

The spelling of 1068965051878 in words is "one trillion, sixty-eight billion, nine hundred sixty-five million, fifty-one thousand, eight hundred seventy-eight".