260616164 has 6 divisors (see below), whose sum is σ = 456078294. Its totient is φ = 130308080.

The previous prime is 260616143. The next prime is 260616227. The reversal of 260616164 is 461616062.

It can be written as a sum of positive squares in only one way, i.e., 144192064 + 116424100 = 12008^2 + 10790^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 260616164.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32577017 + ... + 32577024.

It is an arithmetic number, because the mean of its divisors is an integer number (76013049).

Almost surely, 2^260616164 is an apocalyptic number.

It is an amenable number.

260616164 is a deficient number, since it is larger than the sum of its proper divisors (195462130).

260616164 is a wasteful number, since it uses less digits than its factorization.

260616164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65154045 (or 65154043 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 260616164 is about 16143.6106246403. The cubic root of 260616164 is about 638.7542205059.

The spelling of 260616164 in words is "two hundred sixty million, six hundred sixteen thousand, one hundred sixty-four".