122397574781896 has 32 divisors (see below), whose sum is σ = 233828959291200. Its totient is φ = 60043219254720.

The previous prime is 122397574781891. The next prime is 122397574781969. The reversal of 122397574781896 is 698187475793221.

It is not an unprimeable number, because it can be changed into a prime (122397574781891) 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, 27554101 + ... + 31686331.

It is an arithmetic number, because the mean of its divisors is an integer number (7307154977850).

Almost surely, 2^{122397574781896} is an apocalyptic number.

It is an amenable number.

122397574781896 is a deficient number, since it is larger than the sum of its proper divisors (111431384509304).

122397574781896 is a wasteful number, since it uses less digits than its factorization.

122397574781896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4202149 (or 4202145 counting only the distinct ones).

The product of its digits is 2560481280, while the sum is 79.

The spelling of 122397574781896 in words is "one hundred twenty-two trillion, three hundred ninety-seven billion, five hundred seventy-four million, seven hundred eighty-one thousand, eight hundred ninety-six".