553923546623 has 4 divisors (see below), whose sum is σ = 553931488248. Its totient is φ = 553915605000.

The previous prime is 553923546601. The next prime is 553923546643. The reversal of 553923546623 is 326645329355.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 326645329355 = 5 ⋅65329065871.

It is a cyclic number.

It is not a de Polignac number, because 553923546623 - 2⁸ = 553923546367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553923546643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3865253 + ... + 4005998.

It is an arithmetic number, because the mean of its divisors is an integer number (138482872062).

Almost surely, 2^553923546623 is an apocalyptic number.

553923546623 is a deficient number, since it is larger than the sum of its proper divisors (7941625).

553923546623 is an equidigital number, since it uses as much as digits as its factorization.

553923546623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7941624.

The product of its digits is 17496000, while the sum is 53.

The spelling of 553923546623 in words is "five hundred fifty-three billion, nine hundred twenty-three million, five hundred forty-six thousand, six hundred twenty-three".