2645249059 has 8 divisors (see below), whose sum is σ = 2690634240. Its totient is φ = 2600089800.

The previous prime is 2645249041. The next prime is 2645249081. The reversal of 2645249059 is 9509425462.

2645249059 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 2645249059 - 2¹³ = 2645240867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2625249059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32779 + ... + 79780.

It is an arithmetic number, because the mean of its divisors is an integer number (336329280).

Almost surely, 2^2645249059 is an apocalyptic number.

2645249059 is a deficient number, since it is larger than the sum of its proper divisors (45385181).

2645249059 is a wasteful number, since it uses less digits than its factorization.

2645249059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112961.

The product of its (nonzero) digits is 777600, while the sum is 46.

The square root of 2645249059 is about 51431.9847857343. The cubic root of 2645249059 is about 1383.0000299753. Note that the first 4 decimals are identical.

The spelling of 2645249059 in words is "two billion, six hundred forty-five million, two hundred forty-nine thousand, fifty-nine".