53406551423 has 2 divisors, whose sum is σ = 53406551424. Its totient is φ = 53406551422.

The previous prime is 53406551417. The next prime is 53406551447. The reversal of 53406551423 is 32415560435.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53406551423 - 2²⁰ = 53405502847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53406551483) 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, 26703275711 + 26703275712.

It is an arithmetic number, because the mean of its divisors is an integer number (26703275712).

Almost surely, 2^53406551423 is an apocalyptic number.

53406551423 is a deficient number, since it is larger than the sum of its proper divisors (1).

53406551423 is an equidigital number, since it uses as much as digits as its factorization.

53406551423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216000, while the sum is 38.

The spelling of 53406551423 in words is "fifty-three billion, four hundred six million, five hundred fifty-one thousand, four hundred twenty-three".