2562961604838 has 8 divisors (see below), whose sum is σ = 5125923209688. Its totient is φ = 854320534944.

The previous prime is 2562961604821. The next prime is 2562961604843. The reversal of 2562961604838 is 8384061692652.

It is a happy number.

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

2562961604838 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213580133731 + ... + 213580133742.

It is an arithmetic number, because the mean of its divisors is an integer number (640740401211).

Almost surely, 2^{2562961604838} is an apocalyptic number.

2562961604838 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2562961604838 is a wasteful number, since it uses less digits than its factorization.

2562961604838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427160267478.

The product of its (nonzero) digits is 29859840, while the sum is 60.

The spelling of 2562961604838 in words is "two trillion, five hundred sixty-two billion, nine hundred sixty-one million, six hundred four thousand, eight hundred thirty-eight".