97092258218 has 4 divisors (see below), whose sum is σ = 145638387330. Its totient is φ = 48546129108.

The previous prime is 97092258209. The next prime is 97092258229. The reversal of 97092258218 is 81285229079.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 89016899449 + 8075358769 = 298357^2 + 89863^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 97092258218.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24273064553 + ... + 24273064556.

Almost surely, 2^97092258218 is an apocalyptic number.

97092258218 is a deficient number, since it is larger than the sum of its proper divisors (48546129112).

97092258218 is a wasteful number, since it uses less digits than its factorization.

97092258218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48546129111.

The product of its (nonzero) digits is 1451520, while the sum is 53.

The spelling of 97092258218 in words is "ninety-seven billion, ninety-two million, two hundred fifty-eight thousand, two hundred eighteen".