97882057770218 has 32 divisors (see below), whose sum is σ = 149982651846720. Its totient is φ = 47899039115520.

The previous prime is 97882057770191. The next prime is 97882057770221. The reversal of 97882057770218 is 81207775028879.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99152498 + ... + 100134818.

It is an arithmetic number, because the mean of its divisors is an integer number (4686957870210).

Almost surely, 2^{97882057770218} is an apocalyptic number.

97882057770218 is a deficient number, since it is larger than the sum of its proper divisors (52100594076502).

97882057770218 is a wasteful number, since it uses less digits than its factorization.

97882057770218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 988022.

The product of its (nonzero) digits is 221276160, while the sum is 71.

The spelling of 97882057770218 in words is "ninety-seven trillion, eight hundred eighty-two billion, fifty-seven million, seven hundred seventy thousand, two hundred eighteen".