63081434255 has 16 divisors (see below), whose sum is σ = 87730159104. Its totient is φ = 42646601760.

The previous prime is 63081434203. The next prime is 63081434281. The reversal of 63081434255 is 55243418036.

It is not a de Polignac number, because 63081434255 - 2²⁰ = 63080385679 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12689957 + ... + 12694926.

It is an arithmetic number, because the mean of its divisors is an integer number (5483134944).

Almost surely, 2^63081434255 is an apocalyptic number.

63081434255 is a deficient number, since it is larger than the sum of its proper divisors (24648724849).

63081434255 is a wasteful number, since it uses less digits than its factorization.

63081434255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25384966.

The product of its (nonzero) digits is 345600, while the sum is 41.

The spelling of 63081434255 in words is "sixty-three billion, eighty-one million, four hundred thirty-four thousand, two hundred fifty-five".