63041061630 has 64 divisors (see below), whose sum is σ = 154248364800. Its totient is φ = 16484620800.

The previous prime is 63041061617. The next prime is 63041061653. The reversal of 63041061630 is 3616014036.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 665361 + ... + 754179.

It is an arithmetic number, because the mean of its divisors is an integer number (2410130700).

Almost surely, 2^63041061630 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63041061630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77124182400).

63041061630 is an abundant number, since it is smaller than the sum of its proper divisors (91207303170).

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

63041061630 is a wasteful number, since it uses less digits than its factorization.

63041061630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89289.

The product of its (nonzero) digits is 7776, while the sum is 30.

Adding to 63041061630 its reverse (3616014036), we get a palindrome (66657075666).

The spelling of 63041061630 in words is "sixty-three billion, forty-one million, sixty-one thousand, six hundred thirty".