7482192921849 has 16 divisors (see below), whose sum is σ = 10284673472640. Its totient is φ = 4835470323840.

The previous prime is 7482192921839. The next prime is 7482192921883. The reversal of 7482192921849 is 9481292912847.

It is a de Polignac number, because none of the positive numbers 2^k-7482192921849 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 7482192921849.

It is not an unprimeable number, because it can be changed into a prime (7482192921809) 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 in 15 ways as a sum of consecutive naturals, for example, 193709469 + ... + 193748090.

It is an arithmetic number, because the mean of its divisors is an integer number (642792092040).

Almost surely, 2^{7482192921849} is an apocalyptic number.

It is an amenable number.

7482192921849 is a deficient number, since it is larger than the sum of its proper divisors (2802480550791).

7482192921849 is a wasteful number, since it uses less digits than its factorization.

7482192921849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387457760.

The product of its digits is 41803776, while the sum is 66.

The spelling of 7482192921849 in words is "seven trillion, four hundred eighty-two billion, one hundred ninety-two million, nine hundred twenty-one thousand, eight hundred forty-nine".