3940800040899 has 24 divisors (see below), whose sum is σ = 6037129661472. Its totient is φ = 2471777637120.

The previous prime is 3940800040861. The next prime is 3940800040913. The reversal of 3940800040899 is 9980400080493.

3940800040899 is a `hidden beast` number, since 39 + 40 + 80 + 0 + 0 + 408 + 99 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-3940800040899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3940800040799) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 156033942 + ... + 156059195.

It is an arithmetic number, because the mean of its divisors is an integer number (251547069228).

Almost surely, 2^{3940800040899} is an apocalyptic number.

3940800040899 is a deficient number, since it is larger than the sum of its proper divisors (2096329620573).

3940800040899 is a wasteful number, since it uses less digits than its factorization.

3940800040899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312093227 (or 312093224 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 54.

The spelling of 3940800040899 in words is "three trillion, nine hundred forty billion, eight hundred million, forty thousand, eight hundred ninety-nine".