2560427858 has 8 divisors (see below), whose sum is σ = 3845758080. Its totient is φ = 1278508500.

The previous prime is 2560427833. The next prime is 2560427867. The reversal of 2560427858 is 8587240652.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 850838 + ... + 853841.

It is an arithmetic number, because the mean of its divisors is an integer number (480719760).

Almost surely, 2^2560427858 is an apocalyptic number.

2560427858 is a deficient number, since it is larger than the sum of its proper divisors (1285330222).

2560427858 is a wasteful number, since it uses less digits than its factorization.

2560427858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1705432.

The product of its (nonzero) digits is 1075200, while the sum is 47.

The square root of 2560427858 is about 50600.6705291541. The cubic root of 2560427858 is about 1368.0569642302.

The spelling of 2560427858 in words is "two billion, five hundred sixty million, four hundred twenty-seven thousand, eight hundred fifty-eight".