1078842802642 has 8 divisors (see below), whose sum is σ = 1765379131632. Its totient is φ = 490383092100.

The previous prime is 1078842802493. The next prime is 1078842802759. The reversal of 1078842802642 is 2462082488701.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1078842802642.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24519154584 + ... + 24519154627.

It is an arithmetic number, because the mean of its divisors is an integer number (220672391454).

Almost surely, 2^{1078842802642} is an apocalyptic number.

1078842802642 is a deficient number, since it is larger than the sum of its proper divisors (686536328990).

1078842802642 is a wasteful number, since it uses less digits than its factorization.

1078842802642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49038309224.

The product of its (nonzero) digits is 2752512, while the sum is 52.

The spelling of 1078842802642 in words is "one trillion, seventy-eight billion, eight hundred forty-two million, eight hundred two thousand, six hundred forty-two".