2561422614 has 16 divisors (see below), whose sum is σ = 5163184128. Its totient is φ = 847084392.

The previous prime is 2561422607. The next prime is 2561422627. The reversal of 2561422614 is 4162241652.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1679962 + ... + 1681485.

It is an arithmetic number, because the mean of its divisors is an integer number (322699008).

Almost surely, 2^2561422614 is an apocalyptic number.

2561422614 is an abundant number, since it is smaller than the sum of its proper divisors (2601761514).

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

2561422614 is a wasteful number, since it uses less digits than its factorization.

2561422614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3361579.

The product of its digits is 23040, while the sum is 33.

The square root of 2561422614 is about 50610.4990491104. The cubic root of 2561422614 is about 1368.2341099714.

The spelling of 2561422614 in words is "two billion, five hundred sixty-one million, four hundred twenty-two thousand, six hundred fourteen".