269128196455 has 8 divisors (see below), whose sum is σ = 323347207104. Its totient is φ = 215040309600.

The previous prime is 269128196411. The next prime is 269128196483. The reversal of 269128196455 is 554691821962.

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

It is not a de Polignac number, because 269128196455 - 2¹⁹ = 269127672167 is a prime.

It is a super-2 number, since 2×269128196455² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 269128196455.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32776431 + ... + 32784640.

It is an arithmetic number, because the mean of its divisors is an integer number (40418400888).

Almost surely, 2^269128196455 is an apocalyptic number.

269128196455 is a deficient number, since it is larger than the sum of its proper divisors (54219010649).

269128196455 is an equidigital number, since it uses as much as digits as its factorization.

269128196455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65561897.

The product of its digits is 9331200, while the sum is 58.

The spelling of 269128196455 in words is "two hundred sixty-nine billion, one hundred twenty-eight million, one hundred ninety-six thousand, four hundred fifty-five".