1419921200906 has 16 divisors (see below), whose sum is σ = 2294339445384. Its totient is φ = 655170937344.

The previous prime is 1419921200903. The next prime is 1419921200941. The reversal of 1419921200906 is 6090021299141.

It can be written as a sum of positive squares in 4 ways, for example, as 262056967225 + 1157864233681 = 511915^2 + 1076041^2 .

It is not an unprimeable number, because it can be changed into a prime (1419921200903) by changing a digit.

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, 7289915 + ... + 7482158.

Almost surely, 2^{1419921200906} is an apocalyptic number.

1419921200906 is a deficient number, since it is larger than the sum of its proper divisors (874418244478).

1419921200906 is a wasteful number, since it uses less digits than its factorization.

1419921200906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14775785.

The product of its (nonzero) digits is 69984, while the sum is 44.

The spelling of 1419921200906 in words is "one trillion, four hundred nineteen billion, nine hundred twenty-one million, two hundred thousand, nine hundred six".