54251645527 has 2 divisors, whose sum is σ = 54251645528. Its totient is φ = 54251645526.

The previous prime is 54251645501. The next prime is 54251645563. The reversal of 54251645527 is 72554615245.

It is a happy number.

54251645527 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 54251645527 - 2²⁷ = 54117427799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54251645597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27125822763 + 27125822764.

It is an arithmetic number, because the mean of its divisors is an integer number (27125822764).

Almost surely, 2^54251645527 is an apocalyptic number.

54251645527 is a deficient number, since it is larger than the sum of its proper divisors (1).

54251645527 is an equidigital number, since it uses as much as digits as its factorization.

54251645527 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1680000, while the sum is 46.

The spelling of 54251645527 in words is "fifty-four billion, two hundred fifty-one million, six hundred forty-five thousand, five hundred twenty-seven".