2575550668 has 24 divisors (see below), whose sum is σ = 4726522080. Its totient is φ = 1226332800.

The previous prime is 2575550647. The next prime is 2575550683. The reversal of 2575550668 is 8660555752.

It is a super-2 number, since 2×2575550668² = 13266922486870492448, which contains 22 as substring.

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, 143608 + ... + 160543.

It is an arithmetic number, because the mean of its divisors is an integer number (196938420).

Almost surely, 2^2575550668 is an apocalyptic number.

It is an amenable number.

2575550668 is a deficient number, since it is larger than the sum of its proper divisors (2150971412).

2575550668 is a wasteful number, since it uses less digits than its factorization.

2575550668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304257 (or 304255 counting only the distinct ones).

The product of its (nonzero) digits is 2520000, while the sum is 49.

The square root of 2575550668 is about 50749.8834284375. The cubic root of 2575550668 is about 1370.7450913517.

The spelling of 2575550668 in words is "two billion, five hundred seventy-five million, five hundred fifty thousand, six hundred sixty-eight".