2600258378 has 16 divisors (see below), whose sum is σ = 4039126560. Its totient is φ = 1253977200.

The previous prime is 2600258371. The next prime is 2600258389. The reversal of 2600258378 is 8738520062.

It is a super-2 number, since 2×2600258378² = 13522687264718381768, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2600258371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33233 + ... + 79403.

It is an arithmetic number, because the mean of its divisors is an integer number (252445410).

Almost surely, 2^2600258378 is an apocalyptic number.

2600258378 is a deficient number, since it is larger than the sum of its proper divisors (1438868182).

2600258378 is a wasteful number, since it uses less digits than its factorization.

2600258378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47173.

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 2600258378 is about 50992.7286777242. The cubic root of 2600258378 is about 1375.1144152505.

The spelling of 2600258378 in words is "two billion, six hundred million, two hundred fifty-eight thousand, three hundred seventy-eight".