4640544053 has 2 divisors, whose sum is σ = 4640544054. Its totient is φ = 4640544052.

The previous prime is 4640544023. The next prime is 4640544061. The reversal of 4640544053 is 3504450464.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3246492484 + 1394051569 = 56978^2 + 37337^2 .

It is a cyclic number.

It is not a de Polignac number, because 4640544053 - 2²⁰ = 4639495477 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4640544023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2320272026 + 2320272027.

It is an arithmetic number, because the mean of its divisors is an integer number (2320272027).

Almost surely, 2^4640544053 is an apocalyptic number.

It is an amenable number.

4640544053 is a deficient number, since it is larger than the sum of its proper divisors (1).

4640544053 is an equidigital number, since it uses as much as digits as its factorization.

4640544053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 115200, while the sum is 35.

The square root of 4640544053 is about 68121.5388331767. The cubic root of 4640544053 is about 1667.9753695802.

The spelling of 4640544053 in words is "four billion, six hundred forty million, five hundred forty-four thousand, fifty-three".