122076666500 has 24 divisors (see below), whose sum is σ = 266615440728. Its totient is φ = 48830666400.

The previous prime is 122076666493. The next prime is 122076666577. The reversal of 122076666500 is 5666670221.

It can be written as a sum of positive squares in 4 ways, for example, as 26223268096 + 95853398404 = 161936^2 + 309602^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122076167 + ... + 122077166.

It is an arithmetic number, because the mean of its divisors is an integer number (11108976697).

Almost surely, 2^122076666500 is an apocalyptic number.

122076666500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122076666500 is an abundant number, since it is smaller than the sum of its proper divisors (144538774228).

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

122076666500 is a wasteful number, since it uses less digits than its factorization.

122076666500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244153352 (or 244153340 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 41.

The spelling of 122076666500 in words is "one hundred twenty-two billion, seventy-six million, six hundred sixty-six thousand, five hundred".