188067427451 has 2 divisors, whose sum is σ = 188067427452. Its totient is φ = 188067427450.

The previous prime is 188067427411. The next prime is 188067427459. The reversal of 188067427451 is 154724760881.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-188067427451 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 188067427393 and 188067427402.

It is not a weakly prime, because it can be changed into another prime (188067427459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94033713725 + 94033713726.

It is an arithmetic number, because the mean of its divisors is an integer number (94033713726).

Almost surely, 2^188067427451 is an apocalyptic number.

188067427451 is a deficient number, since it is larger than the sum of its proper divisors (1).

188067427451 is an equidigital number, since it uses as much as digits as its factorization.

188067427451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3010560, while the sum is 53.

The spelling of 188067427451 in words is "one hundred eighty-eight billion, sixty-seven million, four hundred twenty-seven thousand, four hundred fifty-one".