1264408385108 has 48 divisors (see below), whose sum is σ = 2418768608256. Its totient is φ = 573566081760.

The previous prime is 1264408385039. The next prime is 1264408385143. The reversal of 1264408385108 is 8015838044621.

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 15 ways as a sum of consecutive naturals, for example, 45170885 + ... + 45198867.

It is an arithmetic number, because the mean of its divisors is an integer number (50391012672).

Almost surely, 2^{1264408385108} is an apocalyptic number.

It is an amenable number.

1264408385108 is a deficient number, since it is larger than the sum of its proper divisors (1154360223148).

1264408385108 is a wasteful number, since it uses less digits than its factorization.

1264408385108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30044 (or 30042 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 50.

The spelling of 1264408385108 in words is "one trillion, two hundred sixty-four billion, four hundred eight million, three hundred eighty-five thousand, one hundred eight".