13551855463 has 2 divisors, whose sum is σ = 13551855464. Its totient is φ = 13551855462.

The previous prime is 13551855407. The next prime is 13551855467. The reversal of 13551855463 is 36455815531.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (36455815531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13551855463 - 2⁹ = 13551854951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13551855467) 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 as a sum of consecutive naturals, namely, 6775927731 + 6775927732.

It is an arithmetic number, because the mean of its divisors is an integer number (6775927732).

Almost surely, 2^13551855463 is an apocalyptic number.

13551855463 is a deficient number, since it is larger than the sum of its proper divisors (1).

13551855463 is an equidigital number, since it uses as much as digits as its factorization.

13551855463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1080000, while the sum is 46.

The spelling of 13551855463 in words is "thirteen billion, five hundred fifty-one million, eight hundred fifty-five thousand, four hundred sixty-three".