109400558269 has 8 divisors (see below), whose sum is σ = 116333039160. Its totient is φ = 102523316736.

The previous prime is 109400558263. The next prime is 109400558353. The reversal of 109400558269 is 962855004901.

It can be written as a sum of positive squares in 4 ways, for example, as 16844665369 + 92555892900 = 129787^2 + 304230^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 109400558269 - 2²⁹ = 108863687357 is a prime.

It is a super-2 number, since 2×109400558269² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109400558263) 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, 13805754 + ... + 13813675.

It is an arithmetic number, because the mean of its divisors is an integer number (14541629895).

Almost surely, 2^109400558269 is an apocalyptic number.

It is an amenable number.

109400558269 is a deficient number, since it is larger than the sum of its proper divisors (6932480891).

109400558269 is a wasteful number, since it uses less digits than its factorization.

109400558269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27619679.

The product of its (nonzero) digits is 777600, while the sum is 49.

The spelling of 109400558269 in words is "one hundred nine billion, four hundred million, five hundred fifty-eight thousand, two hundred sixty-nine".