41993635064 has 8 divisors (see below), whose sum is σ = 78738065760. Its totient is φ = 20996817528.

The previous prime is 41993635043. The next prime is 41993635087. The reversal of 41993635064 is 46053639914.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2624602184 + ... + 2624602199.

It is an arithmetic number, because the mean of its divisors is an integer number (9842258220).

Almost surely, 2^41993635064 is an apocalyptic number.

It is an amenable number.

41993635064 is a deficient number, since it is larger than the sum of its proper divisors (36744430696).

41993635064 is a wasteful number, since it uses less digits than its factorization.

41993635064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5249204389 (or 5249204385 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 50.

The spelling of 41993635064 in words is "forty-one billion, nine hundred ninety-three million, six hundred thirty-five thousand, sixty-four".