260257550 has 48 divisors (see below), whose sum is σ = 554776992. Its totient is φ = 88982400.

The previous prime is 260257531. The next prime is 260257553. The reversal of 260257550 is 55752062.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260257553) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 160544 + ... + 162156.

It is an arithmetic number, because the mean of its divisors is an integer number (11557854).

Almost surely, 2^260257550 is an apocalyptic number.

260257550 is an abundant number, since it is smaller than the sum of its proper divisors (294519442).

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

260257550 is a wasteful number, since it uses less digits than its factorization.

260257550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2093 (or 2088 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 260257550 is about 16132.4998062916. The cubic root of 260257550 is about 638.4611057201.

The spelling of 260257550 in words is "two hundred sixty million, two hundred fifty-seven thousand, five hundred fifty".