4555661270623 has 8 divisors (see below), whose sum is σ = 4568411586560. Its totient is φ = 4542912787320.

The previous prime is 4555661270621. The next prime is 4555661270627. The reversal of 4555661270623 is 3260721665554.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4555661270623 - 2¹ = 4555661270621 is a prime.

It is a super-2 number, since 2×4555661270623² (a number of 26 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 (4555661270621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4598458 + ... + 5500648.

It is an arithmetic number, because the mean of its divisors is an integer number (571051448320).

Almost surely, 2^{4555661270623} is an apocalyptic number.

4555661270623 is a deficient number, since it is larger than the sum of its proper divisors (12750315937).

4555661270623 is a wasteful number, since it uses less digits than its factorization.

4555661270623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916317.

The product of its (nonzero) digits is 9072000, while the sum is 52.

It can be divided in two parts, 4555661 and 270623, that added together give a palindrome (4826284).

The spelling of 4555661270623 in words is "four trillion, five hundred fifty-five billion, six hundred sixty-one million, two hundred seventy thousand, six hundred twenty-three".