4006871428564 has 6 divisors (see below), whose sum is σ = 7012024999994. Its totient is φ = 2003435714280.

The previous prime is 4006871428513. The next prime is 4006871428607. The reversal of 4006871428564 is 4658241786004.

It can be written as a sum of positive squares in only one way, i.e., 3077849184400 + 929022244164 = 1754380^2 + 963858^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500858928567 + ... + 500858928574.

Almost surely, 2^{4006871428564} is an apocalyptic number.

It is an amenable number.

4006871428564 is a deficient number, since it is larger than the sum of its proper divisors (3005153571430).

4006871428564 is a wasteful number, since it uses less digits than its factorization.

4006871428564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001717857145 (or 1001717857143 counting only the distinct ones).

The product of its (nonzero) digits is 10321920, while the sum is 55.

The spelling of 4006871428564 in words is "four trillion, six billion, eight hundred seventy-one million, four hundred twenty-eight thousand, five hundred sixty-four".