1056256083247 has 8 divisors (see below), whose sum is σ = 1057065433200. Its totient is φ = 1055446853184.

The previous prime is 1056256083241. The next prime is 1056256083283. The reversal of 1056256083247 is 7423806526501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1056256083247 - 2⁷ = 1056256083119 is a prime.

It is a super-2 number, since 2×1056256083247² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1056256083247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056256083241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25933803 + ... + 25974499.

It is an arithmetic number, because the mean of its divisors is an integer number (132133179150).

Almost surely, 2^{1056256083247} is an apocalyptic number.

1056256083247 is a deficient number, since it is larger than the sum of its proper divisors (809349953).

1056256083247 is a wasteful number, since it uses less digits than its factorization.

1056256083247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59945.

The product of its (nonzero) digits is 2419200, while the sum is 49.

The spelling of 1056256083247 in words is "one trillion, fifty-six billion, two hundred fifty-six million, eighty-three thousand, two hundred forty-seven".