275740630423 has 2 divisors, whose sum is σ = 275740630424. Its totient is φ = 275740630422.

The previous prime is 275740630391. The next prime is 275740630441. The reversal of 275740630423 is 324036047572.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 275740630423 - 2⁵ = 275740630391 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 275740630423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (275740630463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137870315211 + 137870315212.

It is an arithmetic number, because the mean of its divisors is an integer number (137870315212).

Almost surely, 2^275740630423 is an apocalyptic number.

275740630423 is a deficient number, since it is larger than the sum of its proper divisors (1).

275740630423 is an equidigital number, since it uses as much as digits as its factorization.

275740630423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 846720, while the sum is 43.

Adding to 275740630423 its reverse (324036047572), we get a palindrome (599776677995).

The spelling of 275740630423 in words is "two hundred seventy-five billion, seven hundred forty million, six hundred thirty thousand, four hundred twenty-three".