269468632551 has 16 divisors (see below), whose sum is σ = 359722339200. Its totient is φ = 179430431520.

The previous prime is 269468632547. The next prime is 269468632591. The reversal of 269468632551 is 155236864962.

It is not a de Polignac number, because 269468632551 - 2² = 269468632547 is a prime.

It is a super-2 number, since 2×269468632551² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 269468632491 and 269468632500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (269468632591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16221816 + ... + 16238418.

It is an arithmetic number, because the mean of its divisors is an integer number (22482646200).

Almost surely, 2^269468632551 is an apocalyptic number.

269468632551 is a deficient number, since it is larger than the sum of its proper divisors (90253706649).

269468632551 is a wasteful number, since it uses less digits than its factorization.

269468632551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22766.

The product of its digits is 18662400, while the sum is 57.

The spelling of 269468632551 in words is "two hundred sixty-nine billion, four hundred sixty-eight million, six hundred thirty-two thousand, five hundred fifty-one".