4645947458953 has 2 divisors, whose sum is σ = 4645947458954. Its totient is φ = 4645947458952.

The previous prime is 4645947458899. The next prime is 4645947458963. The reversal of 4645947458953 is 3598547495464.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3018044511504 + 1627902947449 = 1737252^2 + 1275893^2 .

It is a cyclic number.

It is not a de Polignac number, because 4645947458953 - 2¹⁷ = 4645947327881 is a prime.

It is not a weakly prime, because it can be changed into another prime (4645947458963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2322973729476 + 2322973729477.

It is an arithmetic number, because the mean of its divisors is an integer number (2322973729477).

Almost surely, 2^{4645947458953} is an apocalyptic number.

It is an amenable number.

4645947458953 is a deficient number, since it is larger than the sum of its proper divisors (1).

4645947458953 is an equidigital number, since it uses as much as digits as its factorization.

4645947458953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2612736000, while the sum is 73.

The spelling of 4645947458953 in words is "four trillion, six hundred forty-five billion, nine hundred forty-seven million, four hundred fifty-eight thousand, nine hundred fifty-three".