54251063507 has 2 divisors, whose sum is σ = 54251063508. Its totient is φ = 54251063506.

The previous prime is 54251063497. The next prime is 54251063521. The reversal of 54251063507 is 70536015245.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54251063507 - 2¹⁶ = 54250997971 is a prime.

It is not a weakly prime, because it can be changed into another prime (54251063107) 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, 27125531753 + 27125531754.

It is an arithmetic number, because the mean of its divisors is an integer number (27125531754).

Almost surely, 2^54251063507 is an apocalyptic number.

54251063507 is a deficient number, since it is larger than the sum of its proper divisors (1).

54251063507 is an equidigital number, since it uses as much as digits as its factorization.

54251063507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126000, while the sum is 38.

The spelling of 54251063507 in words is "fifty-four billion, two hundred fifty-one million, sixty-three thousand, five hundred seven".