946556574913 has 2 divisors, whose sum is σ = 946556574914. Its totient is φ = 946556574912.

The previous prime is 946556574869. The next prime is 946556574967. The reversal of 946556574913 is 319475655649.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 784398949569 + 162157625344 = 885663^2 + 402688^2 .

It is a cyclic number.

It is not a de Polignac number, because 946556574913 - 2¹³ = 946556566721 is a prime.

It is a super-2 number, since 2×946556574913² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (946556574713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 473278287456 + 473278287457.

It is an arithmetic number, because the mean of its divisors is an integer number (473278287457).

Almost surely, 2^946556574913 is an apocalyptic number.

It is an amenable number.

946556574913 is a deficient number, since it is larger than the sum of its proper divisors (1).

946556574913 is an equidigital number, since it uses as much as digits as its factorization.

946556574913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 122472000, while the sum is 64.

The spelling of 946556574913 in words is "nine hundred forty-six billion, five hundred fifty-six million, five hundred seventy-four thousand, nine hundred thirteen".