2468166646 has 64 divisors (see below), whose sum is σ = 4225913856. Its totient is φ = 1071532800.

The previous prime is 2468166643. The next prime is 2468166653. The reversal of 2468166646 is 6466618642.

It is a self number, because there is not a number n which added to its sum of digits gives 2468166646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2468166643) 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 31 ways as a sum of consecutive naturals, for example, 9107491 + ... + 9107761.

It is an arithmetic number, because the mean of its divisors is an integer number (66029904).

Almost surely, 2^2468166646 is an apocalyptic number.

2468166646 is a deficient number, since it is larger than the sum of its proper divisors (1757747210).

2468166646 is a wasteful number, since it uses less digits than its factorization.

2468166646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517.

The product of its digits is 1990656, while the sum is 49.

The square root of 2468166646 is about 49680.6465940209. The cubic root of 2468166646 is about 1351.4235821566.

The spelling of 2468166646 in words is "two billion, four hundred sixty-eight million, one hundred sixty-six thousand, six hundred forty-six".