194422374100 has 36 divisors (see below), whose sum is σ = 440239885344. Its totient is φ = 74387690080.

The previous prime is 194422374067. The next prime is 194422374119. The reversal of 194422374100 is 1473224491.

It is a self number, because there is not a number n which added to its sum of digits gives 194422374100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42263434 + ... + 42268033.

It is an arithmetic number, because the mean of its divisors is an integer number (12228885704).

Almost surely, 2^194422374100 is an apocalyptic number.

194422374100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

194422374100 is an abundant number, since it is smaller than the sum of its proper divisors (245817511244).

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

194422374100 is a wasteful number, since it uses less digits than its factorization.

194422374100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84531504 (or 84531497 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

Adding to 194422374100 its reverse (1473224491), we get a palindrome (195895598591).

The spelling of 194422374100 in words is "one hundred ninety-four billion, four hundred twenty-two million, three hundred seventy-four thousand, one hundred".