54146635871 has 2 divisors, whose sum is σ = 54146635872. Its totient is φ = 54146635870.

The previous prime is 54146635861. The next prime is 54146635889. The reversal of 54146635871 is 17853664145.

54146635871 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54146635871 - 2²² = 54142441567 is a prime.

It is a super-2 number, since 2×54146635871² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54146635831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27073317935 + 27073317936.

It is an arithmetic number, because the mean of its divisors is an integer number (27073317936).

Almost surely, 2^54146635871 is an apocalyptic number.

54146635871 is a deficient number, since it is larger than the sum of its proper divisors (1).

54146635871 is an equidigital number, since it uses as much as digits as its factorization.

54146635871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2419200, while the sum is 50.

The spelling of 54146635871 in words is "fifty-four billion, one hundred forty-six million, six hundred thirty-five thousand, eight hundred seventy-one".