4000699971 has 16 divisors (see below), whose sum is σ = 6184657920. Its totient is φ = 2551170600.

The previous prime is 4000699961. The next prime is 4000699979. The reversal of 4000699971 is 1799960004.

It is not a de Polignac number, because 4000699971 - 2⁵ = 4000699939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4000699979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3220555 + ... + 3221796.

It is an arithmetic number, because the mean of its divisors is an integer number (386541120).

Almost surely, 2^4000699971 is an apocalyptic number.

4000699971 is a deficient number, since it is larger than the sum of its proper divisors (2183957949).

4000699971 is a wasteful number, since it uses less digits than its factorization.

4000699971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6442383 (or 6442377 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 45.

The square root of 4000699971 is about 63251.0867179371. The cubic root of 4000699971 is about 1587.4936411261.

The spelling of 4000699971 in words is "four billion, six hundred ninety-nine thousand, nine hundred seventy-one".