20860002258 has 8 divisors (see below), whose sum is σ = 41720004528. Its totient is φ = 6953334084.

The previous prime is 20860002257. The next prime is 20860002281. The reversal of 20860002258 is 85220006802.

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

20860002258 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (20860002257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1738333516 + ... + 1738333527.

It is an arithmetic number, because the mean of its divisors is an integer number (5215000566).

Almost surely, 2^20860002258 is an apocalyptic number.

20860002258 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20860002258 is a wasteful number, since it uses less digits than its factorization.

20860002258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3476667048.

The product of its (nonzero) digits is 15360, while the sum is 33.

The spelling of 20860002258 in words is "twenty billion, eight hundred sixty million, two thousand, two hundred fifty-eight".