20097335258 has 32 divisors (see below), whose sum is σ = 40475756160. Its totient is φ = 7227812160.

The previous prime is 20097335257. The next prime is 20097335261. The reversal of 20097335258 is 85253379002.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (20097335257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5017313 + ... + 5021316.

It is an arithmetic number, because the mean of its divisors is an integer number (1264867380).

Almost surely, 2^20097335258 is an apocalyptic number.

20097335258 is an abundant number, since it is smaller than the sum of its proper divisors (20378420902).

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

20097335258 is a wasteful number, since it uses less digits than its factorization.

20097335258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10038662.

The product of its (nonzero) digits is 453600, while the sum is 44.

The spelling of 20097335258 in words is "twenty billion, ninety-seven million, three hundred thirty-five thousand, two hundred fifty-eight".