4576947464581 has 2 divisors, whose sum is σ = 4576947464582. Its totient is φ = 4576947464580.

The previous prime is 4576947464533. The next prime is 4576947464629. The reversal of 4576947464581 is 1854647496754.

It is a balanced prime because it is at equal distance from previous prime (4576947464533) and next prime (4576947464629).

It can be written as a sum of positive squares in only one way, i.e., 4437321185025 + 139626279556 = 2106495^2 + 373666^2 .

It is a cyclic number.

It is not a de Polignac number, because 4576947464581 - 2⁹ = 4576947464069 is a prime.

It is a super-2 number, since 2×4576947464581² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4576947464581.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4576947464521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2288473732290 + 2288473732291.

It is an arithmetic number, because the mean of its divisors is an integer number (2288473732291).

Almost surely, 2^{4576947464581} is an apocalyptic number.

It is an amenable number.

4576947464581 is a deficient number, since it is larger than the sum of its proper divisors (1).

4576947464581 is an equidigital number, since it uses as much as digits as its factorization.

4576947464581 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 812851200, while the sum is 70.

The spelling of 4576947464581 in words is "four trillion, five hundred seventy-six billion, nine hundred forty-seven million, four hundred sixty-four thousand, five hundred eighty-one".