63579086622 has 64 divisors (see below), whose sum is σ = 147571522560. Its totient is φ = 20252102112.

The previous prime is 63579086617. The next prime is 63579086651. The reversal of 63579086622 is 22668097536.

63579086622 is a `hidden beast` number, since 6 + 3 + 5 + 7 + 9 + 0 + 8 + 6 + 622 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1296168 + ... + 1344324.

It is an arithmetic number, because the mean of its divisors is an integer number (2305805040).

Almost surely, 2^63579086622 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63579086622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73785761280).

63579086622 is an abundant number, since it is smaller than the sum of its proper divisors (83992435938).

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

63579086622 is a wasteful number, since it uses less digits than its factorization.

63579086622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49254 (or 49248 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 54.

The spelling of 63579086622 in words is "sixty-three billion, five hundred seventy-nine million, eighty-six thousand, six hundred twenty-two".