4166662540 has 24 divisors (see below), whose sum is σ = 8751283632. Its totient is φ = 1666418880.

The previous prime is 4166662529. The next prime is 4166662567. The reversal of 4166662540 is 452666614.

4166662540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×4166662540² = 34722153444478503200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4166662493 and 4166662502.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190867 + ... + 211573.

It is an arithmetic number, because the mean of its divisors is an integer number (364636818).

Almost surely, 2^4166662540 is an apocalyptic number.

It is an amenable number.

4166662540 is an abundant number, since it is smaller than the sum of its proper divisors (4584621092).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4166662540 is a wasteful number, since it uses less digits than its factorization.

4166662540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30777 (or 30775 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 40.

The square root of 4166662540 is about 64549.6904717598. The cubic root of 4166662540 is about 1609.1484431088.

The spelling of 4166662540 in words is "four billion, one hundred sixty-six million, six hundred sixty-two thousand, five hundred forty".