5313644661500 has 192 divisors, whose sum is σ = 13964767165440. Its totient is φ = 1725457939200.

The previous prime is 5313644661473. The next prime is 5313644661539. The reversal of 5313644661500 is 51664463135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 302366714 + ... + 302384286.

It is an arithmetic number, because the mean of its divisors is an integer number (72733162320).

Almost surely, 2^{5313644661500} is an apocalyptic number.

5313644661500 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 5313644661500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6982383582720).

5313644661500 is an abundant number, since it is smaller than the sum of its proper divisors (8651122503940).

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

5313644661500 is a wasteful number, since it uses less digits than its factorization.

5313644661500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22165 (or 22153 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 44.

The spelling of 5313644661500 in words is "five trillion, three hundred thirteen billion, six hundred forty-four million, six hundred sixty-one thousand, five hundred".