5721870336 has 624 divisors, whose sum is σ = 20707372224. Its totient is φ = 1387266048.

The previous prime is 5721870289. The next prime is 5721870347. The reversal of 5721870336 is 6330781275.

It is a tau number, because it is divible by the number of its divisors (624).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 133066731 + ... + 133066773.

Almost surely, 2^5721870336 is an apocalyptic number.

5721870336 is a gapful number since it is divisible by the number (56) 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 5721870336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10353686112).

5721870336 is an abundant number, since it is smaller than the sum of its proper divisors (14985501888).

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

5721870336 is a wasteful number, since it uses less digits than its factorization.

5721870336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114 (or 85 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 42.

The square root of 5721870336 is about 75643.0455230354. The cubic root of 5721870336 is about 1788.5977111737.

The spelling of 5721870336 in words is "five billion, seven hundred twenty-one million, eight hundred seventy thousand, three hundred thirty-six".