1078861388408 has 32 divisors (see below), whose sum is σ = 2045900916000. Its totient is φ = 533289630720.

The previous prime is 1078861388399. The next prime is 1078861388413. The reversal of 1078861388408 is 8048831688701.

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, 4781888 + ... + 5002416.

It is an arithmetic number, because the mean of its divisors is an integer number (63934403625).

Almost surely, 2^{1078861388408} is an apocalyptic number.

It is an amenable number.

1078861388408 is a deficient number, since it is larger than the sum of its proper divisors (967039527592).

1078861388408 is a wasteful number, since it uses less digits than its factorization.

1078861388408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227495 (or 227491 counting only the distinct ones).

The product of its (nonzero) digits is 16515072, while the sum is 62.

The spelling of 1078861388408 in words is "one trillion, seventy-eight billion, eight hundred sixty-one million, three hundred eighty-eight thousand, four hundred eight".