109860000049 has 2 divisors, whose sum is σ = 109860000050. Its totient is φ = 109860000048.

The previous prime is 109859999989. The next prime is 109860000053. The reversal of 109860000049 is 940000068901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54931640625 + 54928359424 = 234375^2 + 234368^2 .

It is a cyclic number.

It is not a de Polignac number, because 109860000049 - 2¹⁷ = 109859868977 is a prime.

It is a super-2 number, since 2×109860000049² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 109859999972 and 109860000017.

It is not a weakly prime, because it can be changed into another prime (109860000079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54930000024 + 54930000025.

It is an arithmetic number, because the mean of its divisors is an integer number (54930000025).

Almost surely, 2^109860000049 is an apocalyptic number.

It is an amenable number.

109860000049 is a deficient number, since it is larger than the sum of its proper divisors (1).

109860000049 is an equidigital number, since it uses as much as digits as its factorization.

109860000049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 37.

The spelling of 109860000049 in words is "one hundred nine billion, eight hundred sixty million, forty-nine", and thus it is an aban number.