109663625833 has 2 divisors, whose sum is σ = 109663625834. Its totient is φ = 109663625832.

The previous prime is 109663625809. The next prime is 109663625837. The reversal of 109663625833 is 338526366901.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106441020009 + 3222605824 = 326253^2 + 56768^2 .

It is a cyclic number.

It is not a de Polignac number, because 109663625833 - 2²⁵ = 109630071401 is a prime.

It is a super-2 number, since 2×109663625833² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (109663625837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54831812916 + 54831812917.

It is an arithmetic number, because the mean of its divisors is an integer number (54831812917).

Almost surely, 2^109663625833 is an apocalyptic number.

It is an amenable number.

109663625833 is a deficient number, since it is larger than the sum of its proper divisors (1).

109663625833 is an equidigital number, since it uses as much as digits as its factorization.

109663625833 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4199040, while the sum is 52.

The spelling of 109663625833 in words is "one hundred nine billion, six hundred sixty-three million, six hundred twenty-five thousand, eight hundred thirty-three".