5561172783396 has 60 divisors (see below), whose sum is σ = 15393180889548. Its totient is φ = 1744681655808.

The previous prime is 5561172783349. The next prime is 5561172783409. The reversal of 5561172783396 is 6933872711655.

5561172783396 is a `hidden beast` number, since 5 + 5 + 6 + 1 + 172 + 78 + 3 + 396 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4530358999296 + 1030813784100 = 2128464^2 + 1015290^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 504821361 + ... + 504832376.

Almost surely, 2^{5561172783396} is an apocalyptic number.

It is an amenable number.

5561172783396 is an abundant number, since it is smaller than the sum of its proper divisors (9832008106152).

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

5561172783396 is a wasteful number, since it uses less digits than its factorization.

5561172783396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009653770 (or 1009653759 counting only the distinct ones).

The product of its digits is 57153600, while the sum is 63.

The spelling of 5561172783396 in words is "five trillion, five hundred sixty-one billion, one hundred seventy-two million, seven hundred eighty-three thousand, three hundred ninety-six".