16477655050427 has 2 divisors, whose sum is σ = 16477655050428. Its totient is φ = 16477655050426.

The previous prime is 16477655050399. The next prime is 16477655050501. The reversal of 16477655050427 is 72405055677461.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16477655050427 is a prime.

It is not a weakly prime, because it can be changed into another prime (16477655050127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8238827525213 + 8238827525214.

It is an arithmetic number, because the mean of its divisors is an integer number (8238827525214).

Almost surely, 2^{16477655050427} is an apocalyptic number.

16477655050427 is a deficient number, since it is larger than the sum of its proper divisors (1).

16477655050427 is an equidigital number, since it uses as much as digits as its factorization.

16477655050427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 49392000, while the sum is 59.

The spelling of 16477655050427 in words is "sixteen trillion, four hundred seventy-seven billion, six hundred fifty-five million, fifty thousand, four hundred twenty-seven".