54862557404539 has 2 divisors, whose sum is σ = 54862557404540. Its totient is φ = 54862557404538.

The previous prime is 54862557404531. The next prime is 54862557404689. The reversal of 54862557404539 is 93540475526845.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54862557404539 - 2³ = 54862557404531 is a prime.

It is not a weakly prime, because it can be changed into another prime (54862557404531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27431278702269 + 27431278702270.

It is an arithmetic number, because the mean of its divisors is an integer number (27431278702270).

Almost surely, 2^{54862557404539} is an apocalyptic number.

54862557404539 is a deficient number, since it is larger than the sum of its proper divisors (1).

54862557404539 is an equidigital number, since it uses as much as digits as its factorization.

54862557404539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725760000, while the sum is 67.

The spelling of 54862557404539 in words is "fifty-four trillion, eight hundred sixty-two billion, five hundred fifty-seven million, four hundred four thousand, five hundred thirty-nine".