1042713005656 has 32 divisors (see below), whose sum is σ = 2331532189440. Its totient is φ = 427447567008.

The previous prime is 1042713005647. The next prime is 1042713005687. The reversal of 1042713005656 is 6565003172401.

1042713005656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 404778606 + ... + 404781181.

It is an arithmetic number, because the mean of its divisors is an integer number (72860380920).

Almost surely, 2^{1042713005656} is an apocalyptic number.

It is an amenable number.

1042713005656 is an abundant number, since it is smaller than the sum of its proper divisors (1288819183784).

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

1042713005656 is a wasteful number, since it uses less digits than its factorization.

1042713005656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 809559823 (or 809559819 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 40.

The spelling of 1042713005656 in words is "one trillion, forty-two billion, seven hundred thirteen million, five thousand, six hundred fifty-six".