16938436051 has 2 divisors, whose sum is σ = 16938436052. Its totient is φ = 16938436050.

The previous prime is 16938436033. The next prime is 16938436063. The reversal of 16938436051 is 15063483961.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16938436051 - 2¹⁷ = 16938304979 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16938435992 and 16938436010.

It is not a weakly prime, because it can be changed into another prime (16938436651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8469218025 + 8469218026.

It is an arithmetic number, because the mean of its divisors is an integer number (8469218026).

Almost surely, 2^16938436051 is an apocalyptic number.

16938436051 is a deficient number, since it is larger than the sum of its proper divisors (1).

16938436051 is an equidigital number, since it uses as much as digits as its factorization.

16938436051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 16938436051 in words is "sixteen billion, nine hundred thirty-eight million, four hundred thirty-six thousand, fifty-one".