194829171093631 has 2 divisors, whose sum is σ = 194829171093632. Its totient is φ = 194829171093630.

The previous prime is 194829171093457. The next prime is 194829171093643. The reversal of 194829171093631 is 136390171928491.

194829171093631 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 194829171093631 - 2²⁷ = 194829036875903 is a prime.

It is a super-2 number, since 2×194829171093631² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (194829171093691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97414585546815 + 97414585546816.

It is an arithmetic number, because the mean of its divisors is an integer number (97414585546816).

Almost surely, 2^{194829171093631} is an apocalyptic number.

194829171093631 is a deficient number, since it is larger than the sum of its proper divisors (1).

194829171093631 is an equidigital number, since it uses as much as digits as its factorization.

194829171093631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17635968, while the sum is 64.

The spelling of 194829171093631 in words is "one hundred ninety-four trillion, eight hundred twenty-nine billion, one hundred seventy-one million, ninety-three thousand, six hundred thirty-one".