1264408385106 has 16 divisors (see below), whose sum is σ = 2538891740448. Its totient is φ = 419790300000.

The previous prime is 1264408385039. The next prime is 1264408385143. The reversal of 1264408385106 is 6015838044621.

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, 419788795 + ... + 419791806.

It is an arithmetic number, because the mean of its divisors is an integer number (158680733778).

Almost surely, 2^{1264408385106} is an apocalyptic number.

1264408385106 is an abundant number, since it is smaller than the sum of its proper divisors (1274483355342).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1264408385106 is a wasteful number, since it uses less digits than its factorization.

1264408385106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 839580857.

The product of its (nonzero) digits is 1105920, while the sum is 48.

The spelling of 1264408385106 in words is "one trillion, two hundred sixty-four billion, four hundred eight million, three hundred eighty-five thousand, one hundred six".