5519791956 has 48 divisors (see below), whose sum is σ = 14773821440. Its totient is φ = 1571257440.

The previous prime is 5519791951. The next prime is 5519791967. The reversal of 5519791956 is 6591979155.

It is a junction number, because it is equal to n+sod(n) for n = 5519791896 and 5519791905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5519791951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98476 + ... + 144003.

Almost surely, 2^5519791956 is an apocalyptic number.

It is an amenable number.

5519791956 is an abundant number, since it is smaller than the sum of its proper divisors (9254029484).

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

5519791956 is a wasteful number, since it uses less digits than its factorization.

5519791956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242764 (or 242762 counting only the distinct ones).

The product of its digits is 3827250, while the sum is 57.

The square root of 5519791956 is about 74295.3023817792. The cubic root of 5519791956 is about 1767.2889813945.

It can be divided in two parts, 55197 and 91956, that added together give a triangular number (147153 = T₅₄₂).

The spelling of 5519791956 in words is "five billion, five hundred nineteen million, seven hundred ninety-one thousand, nine hundred fifty-six".