1056173659841 has 8 divisors (see below), whose sum is σ = 1058613944160. Its totient is φ = 1053733629312.

The previous prime is 1056173659837. The next prime is 1056173659843. The reversal of 1056173659841 is 1489563716501.

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 1056173659841 - 2² = 1056173659837 is a prime.

It is a super-2 number, since 2×1056173659841² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1056173659843) 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, 10163441 + ... + 10266833.

It is an arithmetic number, because the mean of its divisors is an integer number (132326743020).

Almost surely, 2^{1056173659841} is an apocalyptic number.

It is an amenable number.

1056173659841 is a deficient number, since it is larger than the sum of its proper divisors (2440284319).

1056173659841 is a wasteful number, since it uses less digits than its factorization.

1056173659841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126895.

The product of its (nonzero) digits is 5443200, while the sum is 56.

The spelling of 1056173659841 in words is "one trillion, fifty-six billion, one hundred seventy-three million, six hundred fifty-nine thousand, eight hundred forty-one".