13450212555 has 32 divisors (see below), whose sum is σ = 23214643200. Its totient is φ = 6610531200.

The previous prime is 13450212553. The next prime is 13450212569. The reversal of 13450212555 is 55521205431.

It is not a de Polignac number, because 13450212555 - 2¹ = 13450212553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13450212553) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59230 + ... + 174380.

It is an arithmetic number, because the mean of its divisors is an integer number (725457600).

Almost surely, 2^13450212555 is an apocalyptic number.

13450212555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13450212555 is a deficient number, since it is larger than the sum of its proper divisors (9764430645).

13450212555 is a wasteful number, since it uses less digits than its factorization.

13450212555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115771.

The product of its (nonzero) digits is 30000, while the sum is 33.

Adding to 13450212555 its reverse (55521205431), we get a palindrome (68971417986).

The spelling of 13450212555 in words is "thirteen billion, four hundred fifty million, two hundred twelve thousand, five hundred fifty-five".