451533045539 has 2 divisors, whose sum is σ = 451533045540. Its totient is φ = 451533045538.

The previous prime is 451533045499. The next prime is 451533045563. The reversal of 451533045539 is 935540335154.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-451533045539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 451533045493 and 451533045502.

It is not a weakly prime, because it can be changed into another prime (451533045739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225766522769 + 225766522770.

It is an arithmetic number, because the mean of its divisors is an integer number (225766522770).

Almost surely, 2^451533045539 is an apocalyptic number.

451533045539 is a deficient number, since it is larger than the sum of its proper divisors (1).

451533045539 is an equidigital number, since it uses as much as digits as its factorization.

451533045539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2430000, while the sum is 47.

The spelling of 451533045539 in words is "four hundred fifty-one billion, five hundred thirty-three million, forty-five thousand, five hundred thirty-nine".