5553081361 has 9 divisors (see below), whose sum is σ = 5688508539. Its totient is φ = 5420810136.

The previous prime is 5553081353. The next prime is 5553081377. The reversal of 5553081361 is 1631803555.

The square root of 5553081361 is 74519.

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

It can be written as a sum of positive squares in only one way, i.e., 2466612225 + 3086469136 = 49665^2 + 55556^2 .

It is not a de Polignac number, because 5553081361 - 2³ = 5553081353 is a prime.

It is a super-2 number, since 2×5553081361² = 61673425203771224642, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5553081361.

It is not an unprimeable number, because it can be changed into a prime (5553081661) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3203451 + ... + 3205183.

Almost surely, 2^5553081361 is an apocalyptic number.

5553081361 is the 74519-th square number.

5553081361 is the 37260-th centered octagonal number.

It is an amenable number.

5553081361 is a deficient number, since it is larger than the sum of its proper divisors (135427178).

5553081361 is an frugal number, since it uses more digits than its factorization.

5553081361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3552 (or 1776 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 37.

The cubic root of 5553081361 is about 1770.8346538588.

The spelling of 5553081361 in words is "five billion, five hundred fifty-three million, eighty-one thousand, three hundred sixty-one".