5611000100000 has 72 divisors (see below), whose sum is σ = 13807437072156. Its totient is φ = 2244400000000.

The previous prime is 5611000099973. The next prime is 5611000100039. The reversal of 5611000100000 is 10001165.

It can be written as a sum of positive squares in 6 ways, for example, as 371607283216 + 5239392816784 = 609596^2 + 2288972^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27955001 + ... + 28155000.

Almost surely, 2^{5611000100000} is an apocalyptic number.

5611000100000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5611000100000 is an abundant number, since it is smaller than the sum of its proper divisors (8196436972156).

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

5611000100000 is an frugal number, since it uses more digits than its factorization.

5611000100000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56110036 (or 56110008 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 14.

Adding to 5611000100000 its reverse (10001165), we get a palindrome (5611010101165).

The spelling of 5611000100000 in words is "five trillion, six hundred eleven billion, one hundred thousand".