2659390380413 has 8 divisors (see below), whose sum is σ = 2863991724888. Its totient is φ = 2454793729344.

The previous prime is 2659390380407. The next prime is 2659390380461. The reversal of 2659390380413 is 3140830939562.

It can be written as a sum of positive squares in 4 ways, for example, as 174233612569 + 2485156767844 = 417413^2 + 1576438^2 .

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 2659390380413 - 2³⁴ = 2642210511229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2659390380613) 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, 50795 + ... + 2306807.

It is an arithmetic number, because the mean of its divisors is an integer number (357998965611).

Almost surely, 2^{2659390380413} is an apocalyptic number.

It is an amenable number.

2659390380413 is a deficient number, since it is larger than the sum of its proper divisors (204601344475).

2659390380413 is a wasteful number, since it uses less digits than its factorization.

2659390380413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2346703.

The product of its (nonzero) digits is 4199040, while the sum is 53.

The spelling of 2659390380413 in words is "two trillion, six hundred fifty-nine billion, three hundred ninety million, three hundred eighty thousand, four hundred thirteen".