265798532160 has 1344 divisors, whose sum is σ = 1155664074240. Its totient is φ = 57940033536.

The previous prime is 265798532101. The next prime is 265798532201. The reversal of 265798532160 is 61235897562.

265798532160 is a `hidden beast` number, since 2 + 6 + 5 + 7 + 98 + 532 + 16 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1344).

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

It is a junction number, because it is equal to n+sod(n) for n = 265798532097 and 265798532106.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 788719512 + ... + 788719848.

Almost surely, 2^265798532160 is an apocalyptic number.

265798532160 is a gapful number since it is divisible by the number (20) 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 265798532160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (577832037120).

265798532160 is an abundant number, since it is smaller than the sum of its proper divisors (889865542080).

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

265798532160 is an equidigital number, since it uses as much as digits as its factorization.

265798532160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412 (or 377 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 54.

The spelling of 265798532160 in words is "two hundred sixty-five billion, seven hundred ninety-eight million, five hundred thirty-two thousand, one hundred sixty".