54692821398 has 16 divisors (see below), whose sum is σ = 110447640576. Its totient is φ = 18053940840.

The previous prime is 54692821367. The next prime is 54692821409. The reversal of 54692821398 is 89312829645.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44249238 + ... + 44250473.

It is an arithmetic number, because the mean of its divisors is an integer number (6902977536).

Almost surely, 2^54692821398 is an apocalyptic number.

54692821398 is an abundant number, since it is smaller than the sum of its proper divisors (55754819178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54692821398 is a wasteful number, since it uses less digits than its factorization.

54692821398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88499819.

The product of its digits is 7464960, while the sum is 57.

The spelling of 54692821398 in words is "fifty-four billion, six hundred ninety-two million, eight hundred twenty-one thousand, three hundred ninety-eight".