5496431735809 has 27 divisors (see below), whose sum is σ = 6622460544297. Its totient is φ = 4548377224608.

The previous prime is 5496431735783. The next prime is 5496431735857. The reversal of 5496431735809 is 9085371346945.

The square root of 5496431735809 is 2344447.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 1873347902209 + 3623083833600 = 1368703^2 + 1903440^2 .

It is not a de Polignac number, because 5496431735809 - 2⁷ = 5496431735681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5496431735309) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 475916967 + ... + 475928515.

Almost surely, 2^{5496431735809} is an apocalyptic number.

5496431735809 is the 2344447-th square number.

5496431735809 is the 1172224-th centered octagonal number.

It is an amenable number.

5496431735809 is a deficient number, since it is larger than the sum of its proper divisors (1126028808488).

5496431735809 is an frugal number, since it uses more digits than its factorization.

5496431735809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23170 (or 11585 counting only the distinct ones).

The product of its (nonzero) digits is 97977600, while the sum is 64.

Multiplying 5496431735809 by its sum of digits (64), we get a square (351771631091776 = 18755576²).

The spelling of 5496431735809 in words is "five trillion, four hundred ninety-six billion, four hundred thirty-one million, seven hundred thirty-five thousand, eight hundred nine".