5691879648 has 288 divisors, whose sum is σ = 20611281600. Its totient is φ = 1449197568.

The previous prime is 5691879637. The next prime is 5691879671. The reversal of 5691879648 is 8469781965.

5691879648 is a `hidden beast` number, since 569 + 1 + 8 + 7 + 9 + 64 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 756288 + ... + 763776.

It is an arithmetic number, because the mean of its divisors is an integer number (71566950).

Almost surely, 2^5691879648 is an apocalyptic number.

5691879648 is a gapful number since it is divisible by the number (58) 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 5691879648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10305640800).

5691879648 is an abundant number, since it is smaller than the sum of its proper divisors (14919401952).

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

5691879648 is a wasteful number, since it uses less digits than its factorization.

5691879648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7554 (or 7543 counting only the distinct ones).

The product of its digits is 26127360, while the sum is 63.

The square root of 5691879648 is about 75444.5468407094. The cubic root of 5691879648 is about 1785.4673088567.

The spelling of 5691879648 in words is "five billion, six hundred ninety-one million, eight hundred seventy-nine thousand, six hundred forty-eight".