1204290975878 has 8 divisors (see below), whose sum is σ = 1806443159400. Its totient is φ = 602143256080.

The previous prime is 1204290975869. The next prime is 1204290975917. The reversal of 1204290975878 is 8785790924021.

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 1204290975878.

It is a congruent number.

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, 331028 + ... + 1586871.

It is an arithmetic number, because the mean of its divisors is an integer number (225805394925).

Almost surely, 2^{1204290975878} is an apocalyptic number.

1204290975878 is a deficient number, since it is larger than the sum of its proper divisors (602152183522).

1204290975878 is a wasteful number, since it uses less digits than its factorization.

1204290975878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2231862.

The product of its (nonzero) digits is 20321280, while the sum is 62.

The spelling of 1204290975878 in words is "one trillion, two hundred four billion, two hundred ninety million, nine hundred seventy-five thousand, eight hundred seventy-eight".