54998496129 has 32 divisors (see below), whose sum is σ = 77670927360. Its totient is φ = 34520558400.

The previous prime is 54998496127. The next prime is 54998496173. The reversal of 54998496129 is 92169489945.

It is not a de Polignac number, because 54998496129 - 2¹ = 54998496127 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54998496129.

It is not an unprimeable number, because it can be changed into a prime (54998496127) 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 in 31 ways as a sum of consecutive naturals, for example, 6146799 + ... + 6155739.

It is an arithmetic number, because the mean of its divisors is an integer number (2427216480).

Almost surely, 2^54998496129 is an apocalyptic number.

It is an amenable number.

54998496129 is a deficient number, since it is larger than the sum of its proper divisors (22672431231).

54998496129 is a wasteful number, since it uses less digits than its factorization.

54998496129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9621.

The product of its digits is 50388480, while the sum is 66.

The spelling of 54998496129 in words is "fifty-four billion, nine hundred ninety-eight million, four hundred ninety-six thousand, one hundred twenty-nine".