56443263257373 has 8 divisors (see below), whose sum is σ = 75265756640928. Its totient is φ = 37624806022704.

The previous prime is 56443263257369. The next prime is 56443263257383. The reversal of 56443263257373 is 37375236234465.

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

It is not a de Polignac number, because 56443263257373 - 2² = 56443263257369 is a prime.

It is a super-2 number, since 2×56443263257373² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56443263257323) 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, 1009004590 + ... + 1009060527.

It is an arithmetic number, because the mean of its divisors is an integer number (9408219580116).

Almost surely, 2^{56443263257373} is an apocalyptic number.

It is an amenable number.

56443263257373 is a deficient number, since it is larger than the sum of its proper divisors (18822493383555).

56443263257373 is a wasteful number, since it uses less digits than its factorization.

56443263257373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2018074443.

The product of its digits is 228614400, while the sum is 60.

The spelling of 56443263257373 in words is "fifty-six trillion, four hundred forty-three billion, two hundred sixty-three million, two hundred fifty-seven thousand, three hundred seventy-three".