946556574869 has 2 divisors, whose sum is σ = 946556574870. Its totient is φ = 946556574868.

The previous prime is 946556574863. The next prime is 946556574913. The reversal of 946556574869 is 968475655649.

It is a happy number.

946556574869 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 504249111025 + 442307463844 = 710105^2 + 665062^2 .

It is a cyclic number.

It is not a de Polignac number, because 946556574869 - 2³⁶ = 877837098133 is a prime.

It is a super-2 number, since 2×946556574869² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 946556574796 and 946556574805.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (946556574863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 473278287434 + 473278287435.

It is an arithmetic number, because the mean of its divisors is an integer number (473278287435).

Almost surely, 2^946556574869 is an apocalyptic number.

It is an amenable number.

946556574869 is a deficient number, since it is larger than the sum of its proper divisors (1).

946556574869 is an equidigital number, since it uses as much as digits as its factorization.

946556574869 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1959552000, while the sum is 74.

The spelling of 946556574869 in words is "nine hundred forty-six billion, five hundred fifty-six million, five hundred seventy-four thousand, eight hundred sixty-nine".