4791470981533 has 2 divisors, whose sum is σ = 4791470981534. Its totient is φ = 4791470981532.

The previous prime is 4791470981491. The next prime is 4791470981537. The reversal of 4791470981533 is 3351890741974.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4078287353529 + 713183628004 = 2019477^2 + 844502^2 .

It is a cyclic number.

It is not a de Polignac number, because 4791470981533 - 2⁹ = 4791470981021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4791470981537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2395735490766 + 2395735490767.

It is an arithmetic number, because the mean of its divisors is an integer number (2395735490767).

Almost surely, 2^{4791470981533} is an apocalyptic number.

It is an amenable number.

4791470981533 is a deficient number, since it is larger than the sum of its proper divisors (1).

4791470981533 is an equidigital number, since it uses as much as digits as its factorization.

4791470981533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22861440, while the sum is 61.

The spelling of 4791470981533 in words is "four trillion, seven hundred ninety-one billion, four hundred seventy million, nine hundred eighty-one thousand, five hundred thirty-three".