56836228973 has 4 divisors (see below), whose sum is σ = 56949223968. Its totient is φ = 56723233980.

The previous prime is 56836228963. The next prime is 56836229017. The reversal of 56836228973 is 37982263865.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56836228973 - 2¹² = 56836224877 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 (56836228903) 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, 56496743 + ... + 56497748.

It is an arithmetic number, because the mean of its divisors is an integer number (14237305992).

Almost surely, 2^56836228973 is an apocalyptic number.

It is an amenable number.

56836228973 is a deficient number, since it is larger than the sum of its proper divisors (112994995).

56836228973 is a wasteful number, since it uses less digits than its factorization.

56836228973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112994994.

The product of its digits is 26127360, while the sum is 59.

The spelling of 56836228973 in words is "fifty-six billion, eight hundred thirty-six million, two hundred twenty-eight thousand, nine hundred seventy-three".