260040064 has 16 divisors (see below), whose sum is σ = 518048820. Its totient is φ = 130019968.

The previous prime is 260040037. The next prime is 260040091. The reversal of 260040064 is 460040062.

It is an interprime number because it is at equal distance from previous prime (260040037) and next prime (260040091).

It is a tau number, because it is divible by the number of its divisors (16).

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015654 + ... + 1015909.

Almost surely, 2^260040064 is an apocalyptic number.

It is an amenable number.

260040064 is a deficient number, since it is larger than the sum of its proper divisors (258008756).

260040064 is an equidigital number, since it uses as much as digits as its factorization.

260040064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2031577 (or 2031565 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 260040064 is about 16125.7577806440. The cubic root of 260040064 is about 638.2832113628.

The spelling of 260040064 in words is "two hundred sixty million, forty thousand, sixty-four".