5691355488 has 504 divisors, whose sum is σ = 21100601088. Its totient is φ = 1497097728.

The previous prime is 5691355487. The next prime is 5691355499. The reversal of 5691355488 is 8845531965.

5691355488 is a `hidden beast` number, since 5 + 6 + 9 + 1 + 3 + 554 + 88 = 666.

It is a tau number, because it is divible by the number of its divisors (504).

It is a super-3 number, since 3×5691355488³ (a number of 30 digits) contains 333 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5691355487) by changing a digit.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 14859745 + ... + 14860127.

It is an arithmetic number, because the mean of its divisors is an integer number (41866272).

Almost surely, 2^5691355488 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 5691355488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10550300544).

5691355488 is an abundant number, since it is smaller than the sum of its proper divisors (15409245600).

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

5691355488 is a wasteful number, since it uses less digits than its factorization.

5691355488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438 (or 408 counting only the distinct ones).

The product of its digits is 5184000, while the sum is 54.

The square root of 5691355488 is about 75441.0729510126. The cubic root of 5691355488 is about 1785.4124998228.

The spelling of 5691355488 in words is "five billion, six hundred ninety-one million, three hundred fifty-five thousand, four hundred eighty-eight".