5511859680 has 192 divisors, whose sum is σ = 18555324480. Its totient is φ = 1370456064.

The previous prime is 5511859673. The next prime is 5511859687. The reversal of 5511859680 is 869581155.

It is an interprime number because it is at equal distance from previous prime (5511859673) and next prime (5511859687).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5511859687) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 886342 + ... + 892538.

It is an arithmetic number, because the mean of its divisors is an integer number (96642315).

Almost surely, 2^5511859680 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 5511859680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9277662240).

5511859680 is an abundant number, since it is smaller than the sum of its proper divisors (13043464800).

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

5511859680 is a wasteful number, since it uses less digits than its factorization.

5511859680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6341 (or 6333 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 48.

The square root of 5511859680 is about 74241.8997601759. The cubic root of 5511859680 is about 1766.4420083773.

The spelling of 5511859680 in words is "five billion, five hundred eleven million, eight hundred fifty-nine thousand, six hundred eighty".