54251432867 has 2 divisors, whose sum is σ = 54251432868. Its totient is φ = 54251432866.

The previous prime is 54251432857. The next prime is 54251432897. The reversal of 54251432867 is 76823415245.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54251432867 is a prime.

It is not a weakly prime, because it can be changed into another prime (54251432857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27125716433 + 27125716434.

It is an arithmetic number, because the mean of its divisors is an integer number (27125716434).

Almost surely, 2^54251432867 is an apocalyptic number.

54251432867 is a deficient number, since it is larger than the sum of its proper divisors (1).

54251432867 is an equidigital number, since it uses as much as digits as its factorization.

54251432867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1612800, while the sum is 47.

The spelling of 54251432867 in words is "fifty-four billion, two hundred fifty-one million, four hundred thirty-two thousand, eight hundred sixty-seven".