5517253840 has 80 divisors (see below), whose sum is σ = 14797302912. Its totient is φ = 1873930752.

The previous prime is 5517253789. The next prime is 5517253867. The reversal of 5517253840 is 483527155.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 5517253793 and 5517253802.

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, 13882 + ... + 105958.

Almost surely, 2^5517253840 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 5517253840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7398651456).

5517253840 is an abundant number, since it is smaller than the sum of its proper divisors (9280049072).

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

5517253840 is a wasteful number, since it uses less digits than its factorization.

5517253840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92204 (or 92198 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 40.

The square root of 5517253840 is about 74278.2191493576. The cubic root of 5517253840 is about 1767.0180610305.

The spelling of 5517253840 in words is "five billion, five hundred seventeen million, two hundred fifty-three thousand, eight hundred forty".