2569876982 has 4 divisors (see below), whose sum is σ = 3854815476. Its totient is φ = 1284938490.

The previous prime is 2569876979. The next prime is 2569876993. The reversal of 2569876982 is 2896789652.

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

It is a super-2 number, since 2×2569876982² = 13208535405226856648, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 642469244 + ... + 642469247.

It is an arithmetic number, because the mean of its divisors is an integer number (963703869).

Almost surely, 2^2569876982 is an apocalyptic number.

2569876982 is a deficient number, since it is larger than the sum of its proper divisors (1284938494).

2569876982 is a wasteful number, since it uses less digits than its factorization.

2569876982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1284938493.

The product of its digits is 26127360, while the sum is 62.

The square root of 2569876982 is about 50693.9540971110. The cubic root of 2569876982 is about 1369.7378122590.

The spelling of 2569876982 in words is "two billion, five hundred sixty-nine million, eight hundred seventy-six thousand, nine hundred eighty-two".