15492205743149 has 2 divisors, whose sum is σ = 15492205743150. Its totient is φ = 15492205743148.

The previous prime is 15492205743109. The next prime is 15492205743151. The reversal of 15492205743149 is 94134750229451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14546824840900 + 945380902249 = 3814030^2 + 972307^2 .

It is a cyclic number.

It is not a de Polignac number, because 15492205743149 - 2³⁶ = 15423486266413 is a prime.

Together with 15492205743151, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 15492205743094 and 15492205743103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15492205743109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7746102871574 + 7746102871575.

It is an arithmetic number, because the mean of its divisors is an integer number (7746102871575).

Almost surely, 2^{15492205743149} is an apocalyptic number.

It is an amenable number.

15492205743149 is a deficient number, since it is larger than the sum of its proper divisors (1).

15492205743149 is an equidigital number, since it uses as much as digits as its factorization.

15492205743149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10886400, while the sum is 56.

The spelling of 15492205743149 in words is "fifteen trillion, four hundred ninety-two billion, two hundred five million, seven hundred forty-three thousand, one hundred forty-nine".