4166260040 has 64 divisors (see below), whose sum is σ = 10112862960. Its totient is φ = 1538867200.

The previous prime is 4166260001. The next prime is 4166260103. The reversal of 4166260040 is 400626614.

It can be written as a sum of positive squares in 8 ways, for example, as 3994492804 + 171767236 = 63202^2 + 13106^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4166259985 and 4166260012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21761 + ... + 93840.

Almost surely, 2^4166260040 is an apocalyptic number.

4166260040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4166260040 is an abundant number, since it is smaller than the sum of its proper divisors (5946602920).

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

4166260040 is a wasteful number, since it uses less digits than its factorization.

4166260040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115682 (or 115678 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 4166260040 is about 64546.5726433248. The cubic root of 4166260040 is about 1609.0966268091.

Adding to 4166260040 its reverse (400626614), we get a palindrome (4566886654).

The spelling of 4166260040 in words is "four billion, one hundred sixty-six million, two hundred sixty thousand, forty".