45464646481 has 2 divisors, whose sum is σ = 45464646482. Its totient is φ = 45464646480.

The previous prime is 45464646427. The next prime is 45464646551. The reversal of 45464646481 is 18464646454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35133753600 + 10330892881 = 187440^2 + 101641^2 .

It is a cyclic number.

It is not a de Polignac number, because 45464646481 - 2⁹ = 45464645969 is a prime.

It is a super-2 number, since 2×45464646481² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45464649481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22732323240 + 22732323241.

It is an arithmetic number, because the mean of its divisors is an integer number (22732323241).

Almost surely, 2^45464646481 is an apocalyptic number.

It is an amenable number.

45464646481 is a deficient number, since it is larger than the sum of its proper divisors (1).

45464646481 is an equidigital number, since it uses as much as digits as its factorization.

45464646481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8847360, while the sum is 52.

The spelling of 45464646481 in words is "forty-five billion, four hundred sixty-four million, six hundred forty-six thousand, four hundred eighty-one".