1056768198037 has 2 divisors, whose sum is σ = 1056768198038. Its totient is φ = 1056768198036.

The previous prime is 1056768198029. The next prime is 1056768198049. The reversal of 1056768198037 is 7308918676501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 654458348196 + 402309849841 = 808986^2 + 634279^2 .

It is a cyclic number.

It is not a de Polignac number, because 1056768198037 - 2³ = 1056768198029 is a prime.

It is a super-2 number, since 2×1056768198037² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1056768198137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528384099018 + 528384099019.

It is an arithmetic number, because the mean of its divisors is an integer number (528384099019).

Almost surely, 2^{1056768198037} is an apocalyptic number.

It is an amenable number.

1056768198037 is a deficient number, since it is larger than the sum of its proper divisors (1).

1056768198037 is an equidigital number, since it uses as much as digits as its factorization.

1056768198037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15240960, while the sum is 61.

The spelling of 1056768198037 in words is "one trillion, fifty-six billion, seven hundred sixty-eight million, one hundred ninety-eight thousand, thirty-seven".