194111217030 has 16 divisors (see below), whose sum is σ = 465866920944. Its totient is φ = 51762991200.

The previous prime is 194111216987. The next prime is 194111217043. The reversal of 194111217030 is 30712111491.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 6470373901 = 194111217030 / (1 + 9 + 4 + 1 + 1 + 1 + 2 + 1 + 7 + 0 + 3 + 0).

It is a congruent number.

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, 3235186921 + ... + 3235186980.

It is an arithmetic number, because the mean of its divisors is an integer number (29116682559).

Almost surely, 2^194111217030 is an apocalyptic number.

194111217030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

194111217030 is an abundant number, since it is smaller than the sum of its proper divisors (271755703914).

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

194111217030 is a wasteful number, since it uses less digits than its factorization.

194111217030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6470373911.

The product of its (nonzero) digits is 1512, while the sum is 30.

The spelling of 194111217030 in words is "one hundred ninety-four billion, one hundred eleven million, two hundred seventeen thousand, thirty".