1013493646905 has 32 divisors (see below), whose sum is σ = 1666252007424. Its totient is φ = 525783669696.

The previous prime is 1013493646849. The next prime is 1013493646943. The reversal of 1013493646905 is 5096463943101.

It is not a de Polignac number, because 1013493646905 - 2¹¹ = 1013493644857 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4294839 + ... + 4524668.

It is an arithmetic number, because the mean of its divisors is an integer number (52070375232).

Almost surely, 2^{1013493646905} is an apocalyptic number.

1013493646905 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1013493646905 is a deficient number, since it is larger than the sum of its proper divisors (652758360519).

1013493646905 is a wasteful number, since it uses less digits than its factorization.

1013493646905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8819725.

The product of its (nonzero) digits is 2099520, while the sum is 51.

The spelling of 1013493646905 in words is "one trillion, thirteen billion, four hundred ninety-three million, six hundred forty-six thousand, nine hundred five".