110656637389 has 2 divisors, whose sum is σ = 110656637390. Its totient is φ = 110656637388.

The previous prime is 110656637327. The next prime is 110656637407. The reversal of 110656637389 is 983736656011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73409567364 + 37247070025 = 270942^2 + 192995^2 .

It is a cyclic number.

It is not a de Polignac number, because 110656637389 - 2²⁷ = 110522419661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110656637309) 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 as a sum of consecutive naturals, namely, 55328318694 + 55328318695.

It is an arithmetic number, because the mean of its divisors is an integer number (55328318695).

Almost surely, 2^110656637389 is an apocalyptic number.

It is an amenable number.

110656637389 is a deficient number, since it is larger than the sum of its proper divisors (1).

110656637389 is an equidigital number, since it uses as much as digits as its factorization.

110656637389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4898880, while the sum is 55.

The spelling of 110656637389 in words is "one hundred ten billion, six hundred fifty-six million, six hundred thirty-seven thousand, three hundred eighty-nine".