61964316222 has 8 divisors (see below), whose sum is σ = 123928632456. Its totient is φ = 20654772072.

The previous prime is 61964316203. The next prime is 61964316263. The reversal of 61964316222 is 22261346916.

It is a sphenic number, since it is the product of 3 distinct primes.

61964316222 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5163693013 + ... + 5163693024.

It is an arithmetic number, because the mean of its divisors is an integer number (15491079057).

Almost surely, 2^61964316222 is an apocalyptic number.

61964316222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

61964316222 is a wasteful number, since it uses less digits than its factorization.

61964316222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10327386042.

The product of its digits is 186624, while the sum is 42.

The spelling of 61964316222 in words is "sixty-one billion, nine hundred sixty-four million, three hundred sixteen thousand, two hundred twenty-two".