5651533888 has 224 divisors, whose sum is σ = 15853501440. Its totient is φ = 1925130240.

The previous prime is 5651533841. The next prime is 5651533919. The reversal of 5651533888 is 8883351565.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (52).

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, 1214895 + ... + 1219537.

It is an arithmetic number, because the mean of its divisors is an integer number (70774560).

Almost surely, 2^5651533888 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5651533888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7926750720).

5651533888 is an abundant number, since it is smaller than the sum of its proper divisors (10201967552).

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

5651533888 is a wasteful number, since it uses less digits than its factorization.

5651533888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4705 (or 4695 counting only the distinct ones).

The product of its digits is 3456000, while the sum is 52.

The square root of 5651533888 is about 75176.6844706522. The cubic root of 5651533888 is about 1781.2386581110.

The spelling of 5651533888 in words is "five billion, six hundred fifty-one million, five hundred thirty-three thousand, eight hundred eighty-eight".