194279098401 has 8 divisors (see below), whose sum is σ = 287820886560. Its totient is φ = 129519398916.

The previous prime is 194279098399. The next prime is 194279098411. The reversal of 194279098401 is 104890972491.

194279098401 is a `hidden beast` number, since 1 + 9 + 427 + 90 + 98 + 40 + 1 = 666.

It is not a de Polignac number, because 194279098401 - 2¹ = 194279098399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (194279098411) 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, 3597761055 + ... + 3597761108.

It is an arithmetic number, because the mean of its divisors is an integer number (35977610820).

Almost surely, 2^194279098401 is an apocalyptic number.

It is an amenable number.

194279098401 is a deficient number, since it is larger than the sum of its proper divisors (93541788159).

194279098401 is an equidigital number, since it uses as much as digits as its factorization.

194279098401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7195522172 (or 7195522166 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 54.

The spelling of 194279098401 in words is "one hundred ninety-four billion, two hundred seventy-nine million, ninety-eight thousand, four hundred one".