61043361050 has 24 divisors (see below), whose sum is σ = 129760745376. Its totient is φ = 20929152240.

The previous prime is 61043360971. The next prime is 61043361061. The reversal of 61043361050 is 5016334016.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87204452 + ... + 87205151.

It is an arithmetic number, because the mean of its divisors is an integer number (5406697724).

Almost surely, 2^61043361050 is an apocalyptic number.

61043361050 is an abundant number, since it is smaller than the sum of its proper divisors (68717384326).

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

61043361050 is a wasteful number, since it uses less digits than its factorization.

61043361050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174409622 (or 174409617 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

Adding to 61043361050 its reverse (5016334016), we get a palindrome (66059695066).

The spelling of 61043361050 in words is "sixty-one billion, forty-three million, three hundred sixty-one thousand, fifty".