5521095040 has 128 divisors (see below), whose sum is σ = 13677661440. Its totient is φ = 2128896000.

The previous prime is 5521095017. The next prime is 5521095059. The reversal of 5521095040 is 405901255.

It is a tau number, because it is divible by the number of its divisors (128).

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 5521094993 and 5521095011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8352310 + ... + 8352970.

It is an arithmetic number, because the mean of its divisors is an integer number (106856730).

Almost surely, 2^5521095040 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 5521095040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6838830720).

5521095040 is an abundant number, since it is smaller than the sum of its proper divisors (8156566400).

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

5521095040 is a wasteful number, since it uses less digits than its factorization.

5521095040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1132 (or 1120 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 31.

The square root of 5521095040 is about 74304.0714900604. The cubic root of 5521095040 is about 1767.4280412731.

Adding to 5521095040 its reverse (405901255), we get a palindrome (5926996295).

The spelling of 5521095040 in words is "five billion, five hundred twenty-one million, ninety-five thousand, forty".