133464363449 has 2 divisors, whose sum is σ = 133464363450. Its totient is φ = 133464363448.

The previous prime is 133464363443. The next prime is 133464363469. The reversal of 133464363449 is 944363464331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125712793600 + 7751569849 = 354560^2 + 88043^2 .

It is a cyclic number.

It is not a de Polignac number, because 133464363449 - 2¹⁶ = 133464297913 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133464363397 and 133464363406.

It is not a weakly prime, because it can be changed into another prime (133464363443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66732181724 + 66732181725.

It is an arithmetic number, because the mean of its divisors is an integer number (66732181725).

Almost surely, 2^133464363449 is an apocalyptic number.

It is an amenable number.

133464363449 is a deficient number, since it is larger than the sum of its proper divisors (1).

133464363449 is an equidigital number, since it uses as much as digits as its factorization.

133464363449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6718464, while the sum is 50.

The spelling of 133464363449 in words is "one hundred thirty-three billion, four hundred sixty-four million, three hundred sixty-three thousand, four hundred forty-nine".