2002540659 has 32 divisors (see below), whose sum is σ = 3134968320. Its totient is φ = 1113219072.

The previous prime is 2002540643. The next prime is 2002540681. The reversal of 2002540659 is 9560452002.

It is not a de Polignac number, because 2002540659 - 2⁴ = 2002540643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2002540259) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 227757 + ... + 236385.

It is an arithmetic number, because the mean of its divisors is an integer number (97967760).

Almost surely, 2^2002540659 is an apocalyptic number.

2002540659 is a deficient number, since it is larger than the sum of its proper divisors (1132427661).

2002540659 is a wasteful number, since it uses less digits than its factorization.

2002540659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8939.

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 2002540659 is about 44749.7559658151. The cubic root of 2002540659 is about 1260.4543291043.

The spelling of 2002540659 in words is "two billion, two million, five hundred forty thousand, six hundred fifty-nine".