45436567447 has 2 divisors, whose sum is σ = 45436567448. Its totient is φ = 45436567446.

The previous prime is 45436567427. The next prime is 45436567457. The reversal of 45436567447 is 74476563454.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45436567447 is a prime.

It is a super-2 number, since 2×45436567447² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45436567427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22718283723 + 22718283724.

It is an arithmetic number, because the mean of its divisors is an integer number (22718283724).

Almost surely, 2^45436567447 is an apocalyptic number.

45436567447 is a deficient number, since it is larger than the sum of its proper divisors (1).

45436567447 is an equidigital number, since it uses as much as digits as its factorization.

45436567447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33868800, while the sum is 55.

The spelling of 45436567447 in words is "forty-five billion, four hundred thirty-six million, five hundred sixty-seven thousand, four hundred forty-seven".