1078654667378 has 8 divisors (see below), whose sum is σ = 1637475760368. Its totient is φ = 532829413924.

The previous prime is 1078654667351. The next prime is 1078654667407. The reversal of 1078654667378 is 8737664568701.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3248959676 + ... + 3248960007.

It is an arithmetic number, because the mean of its divisors is an integer number (204684470046).

Almost surely, 2^{1078654667378} is an apocalyptic number.

1078654667378 is a deficient number, since it is larger than the sum of its proper divisors (558821092990).

1078654667378 is an equidigital number, since it uses as much as digits as its factorization.

1078654667378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6497919768.

The product of its (nonzero) digits is 284497920, while the sum is 68.

The spelling of 1078654667378 in words is "one trillion, seventy-eight billion, six hundred fifty-four million, six hundred sixty-seven thousand, three hundred seventy-eight".