5511488240 has 40 divisors (see below), whose sum is σ = 12835093680. Its totient is φ = 2201002496.

The previous prime is 5511488231. The next prime is 5511488249. The reversal of 5511488240 is 428841155.

It is an interprime number because it is at equal distance from previous prime (5511488231) and next prime (5511488249).

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 5511488194 and 5511488203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5511488249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6470 + ... + 105189.

It is an arithmetic number, because the mean of its divisors is an integer number (320877342).

Almost surely, 2^5511488240 is an apocalyptic number.

It is an amenable number.

5511488240 is an abundant number, since it is smaller than the sum of its proper divisors (7323605440).

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

5511488240 is a wasteful number, since it uses less digits than its factorization.

5511488240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112289 (or 112283 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 38.

The square root of 5511488240 is about 74239.3981656640. The cubic root of 5511488240 is about 1766.4023277615.

The spelling of 5511488240 in words is "five billion, five hundred eleven million, four hundred eighty-eight thousand, two hundred forty".