52644456500 has 96 divisors (see below), whose sum is σ = 116064748800. Its totient is φ = 20859120000.

The previous prime is 52644456467. The next prime is 52644456521. The reversal of 52644456500 is 565444625.

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, 36280775 + ... + 36282225.

It is an arithmetic number, because the mean of its divisors is an integer number (1209007800).

Almost surely, 2^52644456500 is an apocalyptic number.

52644456500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52644456500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58032374400).

52644456500 is an abundant number, since it is smaller than the sum of its proper divisors (63420292300).

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

52644456500 is a wasteful number, since it uses less digits than its factorization.

52644456500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2106 (or 2094 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 41.

The spelling of 52644456500 in words is "fifty-two billion, six hundred forty-four million, four hundred fifty-six thousand, five hundred".