61064171222 has 24 divisors (see below), whose sum is σ = 95880587376. Its totient is φ = 29146287456.

The previous prime is 61064171209. The next prime is 61064171243. The reversal of 61064171222 is 22217146016.

It is a congruent 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, 60983 + ... + 354749.

It is an arithmetic number, because the mean of its divisors is an integer number (3995024474).

Almost surely, 2^61064171222 is an apocalyptic number.

61064171222 is a deficient number, since it is larger than the sum of its proper divisors (34816416154).

61064171222 is a wasteful number, since it uses less digits than its factorization.

61064171222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293912 (or 293859 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The spelling of 61064171222 in words is "sixty-one billion, sixty-four million, one hundred seventy-one thousand, two hundred twenty-two".