54788296897 has 4 divisors (see below), whose sum is σ = 56269061716. Its totient is φ = 53307532080.

The previous prime is 54788296889. The next prime is 54788296931. The reversal of 54788296897 is 79869288745.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19555505281 + 35232791616 = 139841^2 + 187704^2 .

It is a cyclic number.

It is not a de Polignac number, because 54788296897 - 2³ = 54788296889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54788297897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 740382354 + ... + 740382427.

It is an arithmetic number, because the mean of its divisors is an integer number (14067265429).

Almost surely, 2^54788296897 is an apocalyptic number.

It is an amenable number.

54788296897 is a deficient number, since it is larger than the sum of its proper divisors (1480764819).

54788296897 is a wasteful number, since it uses less digits than its factorization.

54788296897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1480764818.

The product of its digits is 487710720, while the sum is 73.

The spelling of 54788296897 in words is "fifty-four billion, seven hundred eighty-eight million, two hundred ninety-six thousand, eight hundred ninety-seven".