2562961604839 has 4 divisors (see below), whose sum is σ = 2574252184824. Its totient is φ = 2551671024856.

The previous prime is 2562961604821. The next prime is 2562961604843. The reversal of 2562961604839 is 9384061692652.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2562961604839 - 2⁷ = 2562961604711 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 (2562961604849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5645289652 + ... + 5645290105.

It is an arithmetic number, because the mean of its divisors is an integer number (643563046206).

Almost surely, 2^{2562961604839} is an apocalyptic number.

2562961604839 is a deficient number, since it is larger than the sum of its proper divisors (11290579985).

2562961604839 is a wasteful number, since it uses less digits than its factorization.

2562961604839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11290579984.

The product of its (nonzero) digits is 33592320, while the sum is 61.

The spelling of 2562961604839 in words is "two trillion, five hundred sixty-two billion, nine hundred sixty-one million, six hundred four thousand, eight hundred thirty-nine".