53403432167 has 2 divisors, whose sum is σ = 53403432168. Its totient is φ = 53403432166.

The previous prime is 53403432163. The next prime is 53403432209. The reversal of 53403432167 is 76123430435.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53403432167 - 2² = 53403432163 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53403432167.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53403432163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26701716083 + 26701716084.

It is an arithmetic number, because the mean of its divisors is an integer number (26701716084).

Almost surely, 2^53403432167 is an apocalyptic number.

53403432167 is a deficient number, since it is larger than the sum of its proper divisors (1).

53403432167 is an equidigital number, since it uses as much as digits as its factorization.

53403432167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 38.

The spelling of 53403432167 in words is "fifty-three billion, four hundred three million, four hundred thirty-two thousand, one hundred sixty-seven".