2561675304 has 32 divisors (see below), whose sum is σ = 6741252000. Its totient is φ = 808949952.

The previous prime is 2561675293. The next prime is 2561675317. The reversal of 2561675304 is 4035761652.

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, 2808399 + ... + 2809310.

It is an arithmetic number, because the mean of its divisors is an integer number (210664125).

Almost surely, 2^2561675304 is an apocalyptic number.

2561675304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2561675304 is an abundant number, since it is smaller than the sum of its proper divisors (4179576696).

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

2561675304 is a wasteful number, since it uses less digits than its factorization.

2561675304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5617737 (or 5617733 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 39.

The square root of 2561675304 is about 50612.9954063183. The cubic root of 2561675304 is about 1368.2791015979.

The spelling of 2561675304 in words is "two billion, five hundred sixty-one million, six hundred seventy-five thousand, three hundred four".