13553051555 has 8 divisors (see below), whose sum is σ = 16279628400. Its totient is φ = 10831796896.

The previous prime is 13553051543. The next prime is 13553051573. The reversal of 13553051555 is 55515035531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13553051555 - 2⁴ = 13553051539 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1324940 + ... + 1335129.

It is an arithmetic number, because the mean of its divisors is an integer number (2034953550).

Almost surely, 2^13553051555 is an apocalyptic number.

13553051555 is a deficient number, since it is larger than the sum of its proper divisors (2726576845).

13553051555 is a wasteful number, since it uses less digits than its factorization.

13553051555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2661093.

The product of its (nonzero) digits is 140625, while the sum is 38.

The spelling of 13553051555 in words is "thirteen billion, five hundred fifty-three million, fifty-one thousand, five hundred fifty-five".