40210041064 has 8 divisors (see below), whose sum is σ = 75393827010. Its totient is φ = 20105020528.

The previous prime is 40210041049. The next prime is 40210041077. The reversal of 40210041064 is 46014001204.

It can be written as a sum of positive squares in only one way, i.e., 22563044100 + 17646996964 = 150210^2 + 132842^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2513127559 + ... + 2513127574.

Almost surely, 2^40210041064 is an apocalyptic number.

It is an amenable number.

40210041064 is a deficient number, since it is larger than the sum of its proper divisors (35183785946).

40210041064 is a wasteful number, since it uses less digits than its factorization.

40210041064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5026255139 (or 5026255135 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 40210041064 its reverse (46014001204), we get a palindrome (86224042268).

The spelling of 40210041064 in words is "forty billion, two hundred ten million, forty-one thousand, sixty-four".