28353849031 has 2 divisors, whose sum is σ = 28353849032. Its totient is φ = 28353849030.

The previous prime is 28353849023. The next prime is 28353849047. The reversal of 28353849031 is 13094835382.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28353849031 - 2³ = 28353849023 is a prime.

It is a super-2 number, since 2×28353849031² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28353849011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14176924515 + 14176924516.

It is an arithmetic number, because the mean of its divisors is an integer number (14176924516).

Almost surely, 2^28353849031 is an apocalyptic number.

28353849031 is a deficient number, since it is larger than the sum of its proper divisors (1).

28353849031 is an equidigital number, since it uses as much as digits as its factorization.

28353849031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 622080, while the sum is 46.

The spelling of 28353849031 in words is "twenty-eight billion, three hundred fifty-three million, eight hundred forty-nine thousand, thirty-one".