1078844352377 has 4 divisors (see below), whose sum is σ = 1176921111696. Its totient is φ = 980767593060.

The previous prime is 1078844352343. The next prime is 1078844352389. The reversal of 1078844352377 is 7732534488701.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1078844352377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1078844352337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49038379643 + ... + 49038379664.

It is an arithmetic number, because the mean of its divisors is an integer number (294230277924).

Almost surely, 2^{1078844352377} is an apocalyptic number.

It is an amenable number.

1078844352377 is a deficient number, since it is larger than the sum of its proper divisors (98076759319).

1078844352377 is an equidigital number, since it uses as much as digits as its factorization.

1078844352377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98076759318.

The product of its (nonzero) digits is 31610880, while the sum is 59.

The spelling of 1078844352377 in words is "one trillion, seventy-eight billion, eight hundred forty-four million, three hundred fifty-two thousand, three hundred seventy-seven".