40004336066 has 8 divisors (see below), whose sum is σ = 60010513740. Its totient is φ = 20000831488.

The previous prime is 40004336039. The next prime is 40004336123. The reversal of 40004336066 is 66063340004.

It can be written as a sum of positive squares in 2 ways, for example, as 39771926041 + 232410025 = 199429^2 + 15245^2 .

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

It is a super-4 number, since 4×40004336066⁴ (a number of 44 digits) contains 4444 as substring.

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, 630431 + ... + 690978.

Almost surely, 2^40004336066 is an apocalyptic number.

40004336066 is a deficient number, since it is larger than the sum of its proper divisors (20006177674).

40004336066 is a wasteful number, since it uses less digits than its factorization.

40004336066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1336548.

The product of its (nonzero) digits is 31104, while the sum is 32.

The spelling of 40004336066 in words is "forty billion, four million, three hundred thirty-six thousand, sixty-six".