260166432 has 144 divisors (see below), whose sum is σ = 735799680. Its totient is φ = 80441856.

The previous prime is 260166421. The next prime is 260166457. The reversal of 260166432 is 234661062.

It is a super-2 number, since 2×260166432² = 135373144679221248, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 260166432.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2386794 + ... + 2386902.

It is an arithmetic number, because the mean of its divisors is an integer number (5109720).

Almost surely, 2^260166432 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 260166432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (367899840).

260166432 is an abundant number, since it is smaller than the sum of its proper divisors (475633248).

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

260166432 is a wasteful number, since it uses less digits than its factorization.

260166432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215 (or 184 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 260166432 is about 16129.6755082054. The cubic root of 260166432 is about 638.3865871140.

The spelling of 260166432 in words is "two hundred sixty million, one hundred sixty-six thousand, four hundred thirty-two".