5640967071 has 6 divisors (see below), whose sum is σ = 8148063560. Its totient is φ = 3760644708.

The previous prime is 5640967063. The next prime is 5640967121. The reversal of 5640967071 is 1707690465.

It is a happy number.

It is not a de Polignac number, because 5640967071 - 2³ = 5640967063 is a prime.

It is a super-2 number, since 2×5640967071² = 63641018992212638082, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5640967061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 313387051 + ... + 313387068.

Almost surely, 2^5640967071 is an apocalyptic number.

5640967071 is a deficient number, since it is larger than the sum of its proper divisors (2507096489).

5640967071 is a wasteful number, since it uses less digits than its factorization.

5640967071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626774125 (or 626774122 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The square root of 5640967071 is about 75106.3717070662. The cubic root of 5640967071 is about 1780.1278230599.

The spelling of 5640967071 in words is "five billion, six hundred forty million, nine hundred sixty-seven thousand, seventy-one".