2605781014 has 16 divisors (see below), whose sum is σ = 3959620560. Its totient is φ = 1286016480.

The previous prime is 2605780999. The next prime is 2605781053. The reversal of 2605781014 is 4101875062.

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, 21004 + ... + 75184.

It is an arithmetic number, because the mean of its divisors is an integer number (247476285).

Almost surely, 2^2605781014 is an apocalyptic number.

2605781014 is a deficient number, since it is larger than the sum of its proper divisors (1353839546).

2605781014 is a wasteful number, since it uses less digits than its factorization.

2605781014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54495.

The product of its (nonzero) digits is 13440, while the sum is 34.

The square root of 2605781014 is about 51046.8511663550. The cubic root of 2605781014 is about 1376.0872527120.

The spelling of 2605781014 in words is "two billion, six hundred five million, seven hundred eighty-one thousand, fourteen".