54984896787 has 8 divisors (see below), whose sum is σ = 74873051136. Its totient is φ = 35876670152.

The previous prime is 54984896779. The next prime is 54984896809. The reversal of 54984896787 is 78769848945.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 54984896787 - 2³ = 54984896779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54984896287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194981763 + ... + 194982044.

It is an arithmetic number, because the mean of its divisors is an integer number (9359131392).

Almost surely, 2^54984896787 is an apocalyptic number.

54984896787 is a deficient number, since it is larger than the sum of its proper divisors (19888154349).

54984896787 is a wasteful number, since it uses less digits than its factorization.

54984896787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389963857.

The product of its digits is 975421440, while the sum is 75.

The spelling of 54984896787 in words is "fifty-four billion, nine hundred eighty-four million, eight hundred ninety-six thousand, seven hundred eighty-seven".