63580885478 has 16 divisors (see below), whose sum is σ = 105747048720. Its totient is φ = 28426624800.

The previous prime is 63580885477. The next prime is 63580885561. The reversal of 63580885478 is 87458808536.

It is a self number, because there is not a number n which added to its sum of digits gives 63580885478.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63580885477) 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, 23687513 + ... + 23690196.

It is an arithmetic number, because the mean of its divisors is an integer number (6609190545).

Almost surely, 2^63580885478 is an apocalyptic number.

63580885478 is a deficient number, since it is larger than the sum of its proper divisors (42166163242).

63580885478 is a wasteful number, since it uses less digits than its factorization.

63580885478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47377783.

The product of its (nonzero) digits is 51609600, while the sum is 62.

The spelling of 63580885478 in words is "sixty-three billion, five hundred eighty million, eight hundred eighty-five thousand, four hundred seventy-eight".