20248861267 has 2 divisors, whose sum is σ = 20248861268. Its totient is φ = 20248861266.

The previous prime is 20248861261. The next prime is 20248861273. The reversal of 20248861267 is 76216884202.

It is a balanced prime because it is at equal distance from previous prime (20248861261) and next prime (20248861273).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20248861267 is a prime.

It is a super-2 number, since 2×20248861267² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20248861261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10124430633 + 10124430634.

It is an arithmetic number, because the mean of its divisors is an integer number (10124430634).

Almost surely, 2^20248861267 is an apocalyptic number.

20248861267 is a deficient number, since it is larger than the sum of its proper divisors (1).

20248861267 is an equidigital number, since it uses as much as digits as its factorization.

20248861267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 516096, while the sum is 46.

The spelling of 20248861267 in words is "twenty billion, two hundred forty-eight million, eight hundred sixty-one thousand, two hundred sixty-seven".