61263301602 has 16 divisors (see below), whose sum is σ = 123348931200. Its totient is φ = 20284045872.

The previous prime is 61263301573. The next prime is 61263301639. The reversal of 61263301602 is 20610336216.

It is a self number, because there is not a number n which added to its sum of digits gives 61263301602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34262698 + ... + 34264485.

It is an arithmetic number, because the mean of its divisors is an integer number (7709308200).

Almost surely, 2^61263301602 is an apocalyptic number.

61263301602 is an abundant number, since it is smaller than the sum of its proper divisors (62085629598).

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

61263301602 is a wasteful number, since it uses less digits than its factorization.

61263301602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68527337.

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

Adding to 61263301602 its reverse (20610336216), we get a palindrome (81873637818).

The spelling of 61263301602 in words is "sixty-one billion, two hundred sixty-three million, three hundred one thousand, six hundred two".