2660259545 has 8 divisors (see below), whose sum is σ = 3206628096. Its totient is φ = 2118663216.

The previous prime is 2660259533. The next prime is 2660259571. The reversal of 2660259545 is 5459520662.

2660259545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2660259545 - 2¹⁸ = 2659997401 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2660259496 and 2660259505.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1191827 + ... + 1194056.

It is an arithmetic number, because the mean of its divisors is an integer number (400828512).

Almost surely, 2^2660259545 is an apocalyptic number.

It is an amenable number.

2660259545 is a deficient number, since it is larger than the sum of its proper divisors (546368551).

2660259545 is a wasteful number, since it uses less digits than its factorization.

2660259545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2386111.

The product of its (nonzero) digits is 648000, while the sum is 44.

The square root of 2660259545 is about 51577.7039523862. The cubic root of 2660259545 is about 1385.6110455225.

The spelling of 2660259545 in words is "two billion, six hundred sixty million, two hundred fifty-nine thousand, five hundred forty-five".