72148244284099 has 2 divisors, whose sum is σ = 72148244284100. Its totient is φ = 72148244284098.

The previous prime is 72148244284093. The next prime is 72148244284139. The reversal of 72148244284099 is 99048244284127.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72148244284099 - 2³ = 72148244284091 is a prime.

It is a super-3 number, since 3×72148244284099³ (a number of 43 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 72148244284099.

It is not a weakly prime, because it can be changed into another prime (72148244284091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36074122142049 + 36074122142050.

It is an arithmetic number, because the mean of its divisors is an integer number (36074122142050).

Almost surely, 2^{72148244284099} is an apocalyptic number.

72148244284099 is a deficient number, since it is larger than the sum of its proper divisors (1).

72148244284099 is an equidigital number, since it uses as much as digits as its factorization.

72148244284099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 74317824, while the sum is 64.

The spelling of 72148244284099 in words is "seventy-two trillion, one hundred forty-eight billion, two hundred forty-four million, two hundred eighty-four thousand, ninety-nine".