455784929487554 has 4 divisors (see below), whose sum is σ = 683677394231334. Its totient is φ = 227892464743776.

The previous prime is 455784929487553. The next prime is 455784929487653.

It is a happy number.

455784929487554 is nontrivially palindromic in base 10.

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

It can be written as a sum of positive squares in only one way, i.e., 286914306717025 + 168870622770529 = 16938545^2 + 12995023^2 .

It is not an unprimeable number, because it can be changed into a prime (455784929487553) 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, 113946232371887 + ... + 113946232371890.

Almost surely, 2^{455784929487554} is an apocalyptic number.

455784929487554 is a deficient number, since it is larger than the sum of its proper divisors (227892464743780).

455784929487554 is a wasteful number, since it uses less digits than its factorization.

455784929487554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227892464743779.

The product of its digits is 81285120000, while the sum is 86.

The spelling of 455784929487554 in words is "four hundred fifty-five trillion, seven hundred eighty-four billion, nine hundred twenty-nine million, four hundred eighty-seven thousand, five hundred fifty-four".