1455589164485 has 4 divisors (see below), whose sum is σ = 1746706997388. Its totient is φ = 1164471331584.

The previous prime is 1455589164479. The next prime is 1455589164539. The reversal of 1455589164485 is 5844619855541.

It is a Cunningham number, because it is equal to 1206478²+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 524010940996 + 931578223489 = 723886^2 + 965183^2 .

It is a cyclic number.

It is not a de Polignac number, because 1455589164485 - 2²⁶ = 1455522055621 is a prime.

It is a super-2 number, since 2×1455589164485² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145558916444 + ... + 145558916453.

It is an arithmetic number, because the mean of its divisors is an integer number (436676749347).

Almost surely, 2^{1455589164485} is an apocalyptic number.

It is an amenable number.

1455589164485 is a deficient number, since it is larger than the sum of its proper divisors (291117832903).

1455589164485 is an equidigital number, since it uses as much as digits as its factorization.

1455589164485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291117832902.

The product of its digits is 138240000, while the sum is 65.

The spelling of 1455589164485 in words is "one trillion, four hundred fifty-five billion, five hundred eighty-nine million, one hundred sixty-four thousand, four hundred eighty-five".