269419381056 has 672 divisors, whose sum is σ = 982725918720. Its totient is φ = 68826931200.

The previous prime is 269419381031. The next prime is 269419381057. The reversal of 269419381056 is 650183914962.

It is a tau number, because it is divible by the number of its divisors (672).

It is a junction number, because it is equal to n+sod(n) for n = 269419380993 and 269419381011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (269419381057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 97367385 + ... + 97370151.

It is an arithmetic number, because the mean of its divisors is an integer number (1462389760).

Almost surely, 2^269419381056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 269419381056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (491362959360).

269419381056 is an abundant number, since it is smaller than the sum of its proper divisors (713306537664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

269419381056 is a wasteful number, since it uses less digits than its factorization.

269419381056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2883 (or 2870 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The spelling of 269419381056 in words is "two hundred sixty-nine billion, four hundred nineteen million, three hundred eighty-one thousand, fifty-six".