1022074438978 has 16 divisors (see below), whose sum is σ = 1600573947840. Its totient is φ = 488572158096.

The previous prime is 1022074438963. The next prime is 1022074438997. The reversal of 1022074438978 is 8798344702201.

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 7 ways as a sum of consecutive naturals, for example, 5499693 + ... + 5682496.

It is an arithmetic number, because the mean of its divisors is an integer number (100035871740).

Almost surely, 2^{1022074438978} is an apocalyptic number.

1022074438978 is a deficient number, since it is larger than the sum of its proper divisors (578499508862).

1022074438978 is a wasteful number, since it uses less digits than its factorization.

1022074438978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11184201.

The product of its (nonzero) digits is 5419008, while the sum is 55.

The spelling of 1022074438978 in words is "one trillion, twenty-two billion, seventy-four million, four hundred thirty-eight thousand, nine hundred seventy-eight".