194499522441 has 27 divisors (see below), whose sum is σ = 326827685223. Its totient is φ = 111137292000.

The previous prime is 194499522419. The next prime is 194499522463. The reversal of 194499522441 is 144225994491.

The square root of 194499522441 is 441021.

It is a perfect power (a square), and thus also a powerful number.

194499522441 is a `hidden beast` number, since 1 + 94 + 4 + 9 + 95 + 22 + 441 = 666.

It is an interprime number because it is at equal distance from previous prime (194499522419) and next prime (194499522463).

It can be written as a sum of positive squares in only one way, i.e., 41931162441 + 152568360000 = 204771^2 + 390600^2 .

It is not a de Polignac number, because 194499522441 - 2⁷ = 194499522313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (194499502441) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 9250941 + ... + 9271941.

Almost surely, 2^194499522441 is an apocalyptic number.

194499522441 is the 441021-st square number.

194499522441 is the 220511-st centered octagonal number.

It is an amenable number.

194499522441 is a deficient number, since it is larger than the sum of its proper divisors (132328162782).

194499522441 is an frugal number, since it uses more digits than its factorization.

194499522441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42022 (or 21011 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 54.

The spelling of 194499522441 in words is "one hundred ninety-four billion, four hundred ninety-nine million, five hundred twenty-two thousand, four hundred forty-one".