63426266055 has 16 divisors (see below), whose sum is σ = 112757806560. Its totient is φ = 33827341824.

The previous prime is 63426266039. The next prime is 63426266069. The reversal of 63426266055 is 55066262436.

63426266055 is a `hidden beast` number, since 6 + 34 + 2 + 6 + 2 + 6 + 605 + 5 = 666.

It is not a de Polignac number, because 63426266055 - 2⁴ = 63426266039 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 63426266055.

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, 234911962 + ... + 234912231.

It is an arithmetic number, because the mean of its divisors is an integer number (7047362910).

Almost surely, 2^63426266055 is an apocalyptic number.

63426266055 is a deficient number, since it is larger than the sum of its proper divisors (49331540505).

63426266055 is a wasteful number, since it uses less digits than its factorization.

63426266055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469824207 (or 469824201 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 45.

The spelling of 63426266055 in words is "sixty-three billion, four hundred twenty-six million, two hundred sixty-six thousand, fifty-five".