1079622740978 has 8 divisors (see below), whose sum is σ = 1619480977920. Its totient is φ = 539795748340.

The previous prime is 1079622740971. The next prime is 1079622741017. The reversal of 1079622740978 is 8790472269701.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1079622740978.

It is not an unprimeable number, because it can be changed into a prime (1079622740971) 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, 7724498 + ... + 7863021.

It is an arithmetic number, because the mean of its divisors is an integer number (202435122240).

Almost surely, 2^{1079622740978} is an apocalyptic number.

1079622740978 is a deficient number, since it is larger than the sum of its proper divisors (539858236942).

1079622740978 is a wasteful number, since it uses less digits than its factorization.

1079622740978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15622152.

The product of its (nonzero) digits is 21337344, while the sum is 62.

The spelling of 1079622740978 in words is "one trillion, seventy-nine billion, six hundred twenty-two million, seven hundred forty thousand, nine hundred seventy-eight".