5519245920 has 48 divisors (see below), whose sum is σ = 17385626160. Its totient is φ = 1471798784.

The previous prime is 5519245909. The next prime is 5519245939. The reversal of 5519245920 is 295429155.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5748735 + ... + 5749694.

It is an arithmetic number, because the mean of its divisors is an integer number (362200545).

Almost surely, 2^5519245920 is an apocalyptic number.

It is an amenable number.

5519245920 is an abundant number, since it is smaller than the sum of its proper divisors (11866380240).

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

5519245920 is a wasteful number, since it uses less digits than its factorization.

5519245920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11498447 (or 11498439 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 42.

The square root of 5519245920 is about 74291.6275228912. The cubic root of 5519245920 is about 1767.2307041239.

The spelling of 5519245920 in words is "five billion, five hundred nineteen million, two hundred forty-five thousand, nine hundred twenty".