13361000553 has 48 divisors (see below), whose sum is σ = 21223172880. Its totient is φ = 8062107648.

The previous prime is 13361000539. The next prime is 13361000561. The reversal of 13361000553 is 35500016331.

13361000553 is a `hidden beast` number, since 1 + 3 + 3 + 6 + 100 + 0 + 553 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 225090009 + 13135910544 = 15003^2 + 114612^2 .

It is not a de Polignac number, because 13361000553 - 2⁴ = 13361000537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13361000533) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1134451 + ... + 1146167.

It is an arithmetic number, because the mean of its divisors is an integer number (442149435).

Almost surely, 2^13361000553 is an apocalyptic number.

It is an amenable number.

13361000553 is a deficient number, since it is larger than the sum of its proper divisors (7862172327).

13361000553 is a wasteful number, since it uses less digits than its factorization.

13361000553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12026 (or 12023 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 27.

Adding to 13361000553 its reverse (35500016331), we get a palindrome (48861016884).

The spelling of 13361000553 in words is "thirteen billion, three hundred sixty-one million, five hundred fifty-three", and thus it is an aban number.