27955957703 has 2 divisors, whose sum is σ = 27955957704. Its totient is φ = 27955957702.

The previous prime is 27955957657. The next prime is 27955957721. The reversal of 27955957703 is 30775955972.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27955957703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27955957723) 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, 13977978851 + 13977978852.

It is an arithmetic number, because the mean of its divisors is an integer number (13977978852).

Almost surely, 2^27955957703 is an apocalyptic number.

27955957703 is a deficient number, since it is larger than the sum of its proper divisors (1).

27955957703 is an equidigital number, since it uses as much as digits as its factorization.

27955957703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20837250, while the sum is 59.

The spelling of 27955957703 in words is "twenty-seven billion, nine hundred fifty-five million, nine hundred fifty-seven thousand, seven hundred three".