269380133568 has 896 divisors, whose sum is σ = 1021251338240. Its totient is φ = 67722117120.

The previous prime is 269380133557. The next prime is 269380133597. The reversal of 269380133568 is 865331083962.

It is a happy number.

269380133568 is a `hidden beast` number, since 2 + 69 + 3 + 8 + 0 + 13 + 3 + 568 = 666.

It is a super-2 number, since 2×269380133568² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 355851846 + ... + 355852602.

It is an arithmetic number, because the mean of its divisors is an integer number (1139789440).

Almost surely, 2^269380133568 is an apocalyptic number.

269380133568 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 269380133568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (510625669120).

269380133568 is an abundant number, since it is smaller than the sum of its proper divisors (751871204672).

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

269380133568 is a wasteful number, since it uses less digits than its factorization.

269380133568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902 (or 886 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 54.

The spelling of 269380133568 in words is "two hundred sixty-nine billion, three hundred eighty million, one hundred thirty-three thousand, five hundred sixty-eight".