14855562553 has 24 divisors (see below), whose sum is σ = 16448022920. Its totient is φ = 13416680160.

The previous prime is 14855562551. The next prime is 14855562563. The reversal of 14855562553 is 35526555841.

It can be written as a sum of positive squares in 4 ways, for example, as 1313120169 + 13542442384 = 36237^2 + 116372^2 .

It is not a de Polignac number, because 14855562553 - 2¹ = 14855562551 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14855562497 and 14855562506.

It is not an unprimeable number, because it can be changed into a prime (14855562551) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4851643 + ... + 4854703.

Almost surely, 2^14855562553 is an apocalyptic number.

14855562553 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

14855562553 is a deficient number, since it is larger than the sum of its proper divisors (1592460367).

14855562553 is an frugal number, since it uses more digits than its factorization.

14855562553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3194 (or 3121 counting only the distinct ones).

The product of its digits is 3600000, while the sum is 49.

The spelling of 14855562553 in words is "fourteen billion, eight hundred fifty-five million, five hundred sixty-two thousand, five hundred fifty-three".