109839250659 has 8 divisors (see below), whose sum is σ = 147146421952. Its totient is φ = 72879123240.

The previous prime is 109839250657. The next prime is 109839250663. The reversal of 109839250659 is 956052938901.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 109839250659 - 2¹ = 109839250657 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 109839250599 and 109839250608.

It is not an unprimeable number, because it can be changed into a prime (109839250657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86760229 + ... + 86761494.

It is an arithmetic number, because the mean of its divisors is an integer number (18393302744).

Almost surely, 2^109839250659 is an apocalyptic number.

109839250659 is a deficient number, since it is larger than the sum of its proper divisors (37307171293).

109839250659 is a wasteful number, since it uses less digits than its factorization.

109839250659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173521937.

The product of its (nonzero) digits is 5248800, while the sum is 57.

The spelling of 109839250659 in words is "one hundred nine billion, eight hundred thirty-nine million, two hundred fifty thousand, six hundred fifty-nine".