260576664 has 16 divisors (see below), whose sum is σ = 651441720. Its totient is φ = 86858880.

The previous prime is 260576633. The next prime is 260576699. The reversal of 260576664 is 466675062.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5428657 + ... + 5428704.

Almost surely, 2^260576664 is an apocalyptic number.

260576664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

260576664 is an abundant number, since it is smaller than the sum of its proper divisors (390865056).

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

260576664 is a wasteful number, since it uses less digits than its factorization.

260576664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10857370 (or 10857366 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 42.

The square root of 260576664 is about 16142.3871840568. The cubic root of 260576664 is about 638.7219481836.

The spelling of 260576664 in words is "two hundred sixty million, five hundred seventy-six thousand, six hundred sixty-four".