455985589531 has 2 divisors, whose sum is σ = 455985589532. Its totient is φ = 455985589530.

The previous prime is 455985589519. The next prime is 455985589559. The reversal of 455985589531 is 135985589554.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-455985589531 is a prime.

It is a super-2 number, since 2×455985589531² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (455985586531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227992794765 + 227992794766.

It is an arithmetic number, because the mean of its divisors is an integer number (227992794766).

Almost surely, 2^455985589531 is an apocalyptic number.

455985589531 is a deficient number, since it is larger than the sum of its proper divisors (1).

455985589531 is an equidigital number, since it uses as much as digits as its factorization.

455985589531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 194400000, while the sum is 67.

The spelling of 455985589531 in words is "four hundred fifty-five billion, nine hundred eighty-five million, five hundred eighty-nine thousand, five hundred thirty-one".