54631345435487 has 2 divisors, whose sum is σ = 54631345435488. Its totient is φ = 54631345435486.

The previous prime is 54631345435379. The next prime is 54631345435549. The reversal of 54631345435487 is 78453454313645.

It is an a-pointer prime, because the next prime (54631345435549) can be obtained adding 54631345435487 to its sum of digits (62).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54631345435487 - 2¹⁸ = 54631345173343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54631345435087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27315672717743 + 27315672717744.

It is an arithmetic number, because the mean of its divisors is an integer number (27315672717744).

Almost surely, 2^{54631345435487} is an apocalyptic number.

54631345435487 is a deficient number, since it is larger than the sum of its proper divisors (1).

54631345435487 is an equidigital number, since it uses as much as digits as its factorization.

54631345435487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304000, while the sum is 62.

The spelling of 54631345435487 in words is "fifty-four trillion, six hundred thirty-one billion, three hundred forty-five million, four hundred thirty-five thousand, four hundred eighty-seven".