455624243623 has 4 divisors (see below), whose sum is σ = 455869073128. Its totient is φ = 455379414120.

The previous prime is 455624243611. The next prime is 455624243663. The reversal of 455624243623 is 326342426554.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 326342426554 = 2 ⋅163171213277.

It is a cyclic number.

It is not a de Polignac number, because 455624243623 - 2¹³ = 455624235431 is a prime.

It is a super-2 number, since 2×455624243623² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455624243663) by changing a digit.

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, 122411961 + ... + 122415682.

It is an arithmetic number, because the mean of its divisors is an integer number (113967268282).

Almost surely, 2^455624243623 is an apocalyptic number.

455624243623 is a deficient number, since it is larger than the sum of its proper divisors (244829505).

455624243623 is a wasteful number, since it uses less digits than its factorization.

455624243623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244829504.

The product of its digits is 4147200, while the sum is 46.

The spelling of 455624243623 in words is "four hundred fifty-five billion, six hundred twenty-four million, two hundred forty-three thousand, six hundred twenty-three".