56837371093 has 2 divisors, whose sum is σ = 56837371094. Its totient is φ = 56837371092.

The previous prime is 56837371091. The next prime is 56837371109. The reversal of 56837371093 is 39017373865.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38896911729 + 17940459364 = 197223^2 + 133942^2 .

It is a cyclic number.

It is not a de Polignac number, because 56837371093 - 2¹ = 56837371091 is a prime.

Together with 56837371091, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 56837371093.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56837371091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28418685546 + 28418685547.

It is an arithmetic number, because the mean of its divisors is an integer number (28418685547).

Almost surely, 2^56837371093 is an apocalyptic number.

It is an amenable number.

56837371093 is a deficient number, since it is larger than the sum of its proper divisors (1).

56837371093 is an equidigital number, since it uses as much as digits as its factorization.

56837371093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2857680, while the sum is 52.

The spelling of 56837371093 in words is "fifty-six billion, eight hundred thirty-seven million, three hundred seventy-one thousand, ninety-three".