55828431846 has 64 divisors (see below), whose sum is σ = 135507686400. Its totient is φ = 16896952800.

The previous prime is 55828431809. The next prime is 55828431863. The reversal of 55828431846 is 64813482855.

55828431846 is a `hidden beast` number, since 5 + 5 + 8 + 284 + 318 + 46 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 55828431792 and 55828431801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 430435 + ... + 544913.

It is an arithmetic number, because the mean of its divisors is an integer number (2117307600).

Almost surely, 2^55828431846 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55828431846, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67753843200).

55828431846 is an abundant number, since it is smaller than the sum of its proper divisors (79679254554).

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

55828431846 is a wasteful number, since it uses less digits than its factorization.

55828431846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115322 (or 115316 counting only the distinct ones).

The product of its digits is 7372800, while the sum is 54.

The spelling of 55828431846 in words is "fifty-five billion, eight hundred twenty-eight million, four hundred thirty-one thousand, eight hundred forty-six".