63154554553 has 8 divisors (see below), whose sum is σ = 64626771968. Its totient is φ = 61682496624.

The previous prime is 63154554527. The next prime is 63154554581. The reversal of 63154554553 is 35545545136.

63154554553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 63154554553 - 2²⁹ = 62617683641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63154554523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1218475 + ... + 1269247.

It is an arithmetic number, because the mean of its divisors is an integer number (8078346496).

Almost surely, 2^63154554553 is an apocalyptic number.

It is an amenable number.

63154554553 is a deficient number, since it is larger than the sum of its proper divisors (1472217415).

63154554553 is a wasteful number, since it uses less digits than its factorization.

63154554553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79743.

The product of its digits is 2700000, while the sum is 46.

The spelling of 63154554553 in words is "sixty-three billion, one hundred fifty-four million, five hundred fifty-four thousand, five hundred fifty-three".