63061034478 has 128 divisors (see below), whose sum is σ = 139245765120. Its totient is φ = 18923251200.

The previous prime is 63061034453. The next prime is 63061034483. The reversal of 63061034478 is 87443016036.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 277801801 + ... + 277802027.

It is an arithmetic number, because the mean of its divisors is an integer number (1087857540).

Almost surely, 2^63061034478 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63061034478, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69622882560).

63061034478 is an abundant number, since it is smaller than the sum of its proper divisors (76184730642).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63061034478 is a wasteful number, since it uses less digits than its factorization.

63061034478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722.

The product of its (nonzero) digits is 290304, while the sum is 42.

The spelling of 63061034478 in words is "sixty-three billion, sixty-one million, thirty-four thousand, four hundred seventy-eight".