52031891027 has 2 divisors, whose sum is σ = 52031891028. Its totient is φ = 52031891026.

The previous prime is 52031891003. The next prime is 52031891053. The reversal of 52031891027 is 72019813025.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52031891027 is a prime.

It is a super-2 number, since 2×52031891027² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (52031891057) 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, 26015945513 + 26015945514.

It is an arithmetic number, because the mean of its divisors is an integer number (26015945514).

Almost surely, 2^52031891027 is an apocalyptic number.

52031891027 is a deficient number, since it is larger than the sum of its proper divisors (1).

52031891027 is an equidigital number, since it uses as much as digits as its factorization.

52031891027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 38.

The spelling of 52031891027 in words is "fifty-two billion, thirty-one million, eight hundred ninety-one thousand, twenty-seven".