13040004555 has 48 divisors (see below), whose sum is σ = 22848527520. Its totient is φ = 6879389184.

The previous prime is 13040004553. The next prime is 13040004617. The reversal of 13040004555 is 55540004031.

It is not a de Polignac number, because 13040004555 - 2¹ = 13040004553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13040004553) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 1802736 + ... + 1809954.

It is an arithmetic number, because the mean of its divisors is an integer number (476010990).

Almost surely, 2^13040004555 is an apocalyptic number.

13040004555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13040004555 is a deficient number, since it is larger than the sum of its proper divisors (9808522965).

13040004555 is a wasteful number, since it uses less digits than its factorization.

13040004555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7660 (or 7657 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

Adding to 13040004555 its reverse (55540004031), we get a palindrome (68580008586).

The spelling of 13040004555 in words is "thirteen billion, forty million, four thousand, five hundred fifty-five".