1074138069646 has 32 divisors (see below), whose sum is σ = 1711686919680. Its totient is φ = 504440641056.

The previous prime is 1074138069583. The next prime is 1074138069679. The reversal of 1074138069646 is 6469608314701.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2184220 + ... + 2630416.

It is an arithmetic number, because the mean of its divisors is an integer number (53490216240).

Almost surely, 2^{1074138069646} is an apocalyptic number.

1074138069646 is a deficient number, since it is larger than the sum of its proper divisors (637548850034).

1074138069646 is a wasteful number, since it uses less digits than its factorization.

1074138069646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447168.

The product of its (nonzero) digits is 5225472, while the sum is 55.

The spelling of 1074138069646 in words is "one trillion, seventy-four billion, one hundred thirty-eight million, sixty-nine thousand, six hundred forty-six".