56623521743263 has 4 divisors (see below), whose sum is σ = 56651678643208. Its totient is φ = 56595364843320.

The previous prime is 56623521743249. The next prime is 56623521743291. The reversal of 56623521743263 is 36234712532665.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 56623521743263 - 2¹³ = 56623521735071 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 (56623521744263) 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, 14078446956 + ... + 14078450977.

It is an arithmetic number, because the mean of its divisors is an integer number (14162919660802).

Almost surely, 2^{56623521743263} is an apocalyptic number.

56623521743263 is a deficient number, since it is larger than the sum of its proper divisors (28156899945).

56623521743263 is a wasteful number, since it uses less digits than its factorization.

56623521743263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28156899944.

The product of its digits is 32659200, while the sum is 55.

The spelling of 56623521743263 in words is "fifty-six trillion, six hundred twenty-three billion, five hundred twenty-one million, seven hundred forty-three thousand, two hundred sixty-three".