533161750721 has 2 divisors, whose sum is σ = 533161750722. Its totient is φ = 533161750720.

The previous prime is 533161750609. The next prime is 533161750729. The reversal of 533161750721 is 127057161335.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 527273490496 + 5888260225 = 726136^2 + 76735^2 .

It is a cyclic number.

It is not a de Polignac number, because 533161750721 - 2³⁴ = 515981881537 is a prime.

It is a super-2 number, since 2×533161750721² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (533161750729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266580875360 + 266580875361.

It is an arithmetic number, because the mean of its divisors is an integer number (266580875361).

Almost surely, 2^533161750721 is an apocalyptic number.

It is an amenable number.

533161750721 is a deficient number, since it is larger than the sum of its proper divisors (1).

533161750721 is an equidigital number, since it uses as much as digits as its factorization.

533161750721 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 132300, while the sum is 41.

The spelling of 533161750721 in words is "five hundred thirty-three billion, one hundred sixty-one million, seven hundred fifty thousand, seven hundred twenty-one".