363734470721 has 2 divisors, whose sum is σ = 363734470722. Its totient is φ = 363734470720.

The previous prime is 363734470679. The next prime is 363734470733. The reversal of 363734470721 is 127074437363.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 301962339121 + 61772131600 = 549511^2 + 248540^2 .

It is a cyclic number.

It is not a de Polignac number, because 363734470721 - 2⁶ = 363734470657 is a prime.

It is not a weakly prime, because it can be changed into another prime (363734478721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 181867235360 + 181867235361.

It is an arithmetic number, because the mean of its divisors is an integer number (181867235361).

Almost surely, 2^363734470721 is an apocalyptic number.

It is an amenable number.

363734470721 is a deficient number, since it is larger than the sum of its proper divisors (1).

363734470721 is an equidigital number, since it uses as much as digits as its factorization.

363734470721 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1778112, while the sum is 47.

The spelling of 363734470721 in words is "three hundred sixty-three billion, seven hundred thirty-four million, four hundred seventy thousand, seven hundred twenty-one".