2604139876 has 24 divisors (see below), whose sum is σ = 4990991040. Its totient is φ = 1181537952.

The previous prime is 2604139871. The next prime is 2604139897. The reversal of 2604139876 is 6789314062.

It is not an unprimeable number, because it can be changed into a prime (2604139871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 421336 + ... + 427471.

It is an arithmetic number, because the mean of its divisors is an integer number (207957960).

Almost surely, 2^2604139876 is an apocalyptic number.

2604139876 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2604139876 is a deficient number, since it is larger than the sum of its proper divisors (2386851164).

2604139876 is a wasteful number, since it uses less digits than its factorization.

2604139876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848883 (or 848881 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 46.

The square root of 2604139876 is about 51030.7738134550. The cubic root of 2604139876 is about 1375.7983024455.

The spelling of 2604139876 in words is "two billion, six hundred four million, one hundred thirty-nine thousand, eight hundred seventy-six".