269158249138 has 32 divisors (see below), whose sum is σ = 424438952256. Its totient is φ = 127852458048.

The previous prime is 269158249123. The next prime is 269158249147. The reversal of 269158249138 is 831942851962.

It is a happy number.

It is a super-3 number, since 3×269158249138³ (a number of 35 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10338045 + ... + 10364047.

It is an arithmetic number, because the mean of its divisors is an integer number (13263717258).

Almost surely, 2^269158249138 is an apocalyptic number.

269158249138 is a deficient number, since it is larger than the sum of its proper divisors (155280703118).

269158249138 is a wasteful number, since it uses less digits than its factorization.

269158249138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29338.

The product of its digits is 7464960, while the sum is 58.

The spelling of 269158249138 in words is "two hundred sixty-nine billion, one hundred fifty-eight million, two hundred forty-nine thousand, one hundred thirty-eight".