54764978843 has 2 divisors, whose sum is σ = 54764978844. Its totient is φ = 54764978842.

The previous prime is 54764978839. The next prime is 54764978857. The reversal of 54764978843 is 34887946745.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54764978843 - 2² = 54764978839 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54764978843.

It is not a weakly prime, because it can be changed into another prime (54764978243) 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, 27382489421 + 27382489422.

It is an arithmetic number, because the mean of its divisors is an integer number (27382489422).

Almost surely, 2^54764978843 is an apocalyptic number.

54764978843 is a deficient number, since it is larger than the sum of its proper divisors (1).

54764978843 is an equidigital number, since it uses as much as digits as its factorization.

54764978843 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 162570240, while the sum is 65.

The spelling of 54764978843 in words is "fifty-four billion, seven hundred sixty-four million, nine hundred seventy-eight thousand, eight hundred forty-three".