53056664623 has 8 divisors (see below), whose sum is σ = 53547653600. Its totient is φ = 52567613280.

The previous prime is 53056664567. The next prime is 53056664663. The reversal of 53056664623 is 32646665035.

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 53056664623 - 2²¹ = 53054567471 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 (53056664663) 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 7 ways as a sum of consecutive naturals, for example, 429363 + ... + 538948.

It is an arithmetic number, because the mean of its divisors is an integer number (6693456700).

Almost surely, 2^53056664623 is an apocalyptic number.

53056664623 is a deficient number, since it is larger than the sum of its proper divisors (490988977).

53056664623 is a wasteful number, since it uses less digits than its factorization.

53056664623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 968817.

The product of its (nonzero) digits is 2332800, while the sum is 46.

The spelling of 53056664623 in words is "fifty-three billion, fifty-six million, six hundred sixty-four thousand, six hundred twenty-three".