240004402066 has 64 divisors (see below), whose sum is σ = 441849655296. Its totient is φ = 96278299200.

The previous prime is 240004402019. The next prime is 240004402067. The reversal of 240004402066 is 660204400042.

It is a super-2 number, since 2×240004402066² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (240004402067) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 572805 + ... + 898951.

It is an arithmetic number, because the mean of its divisors is an integer number (6903900864).

Almost surely, 2^240004402066 is an apocalyptic number.

240004402066 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

240004402066 is a deficient number, since it is larger than the sum of its proper divisors (201845253230).

240004402066 is a wasteful number, since it uses less digits than its factorization.

240004402066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326287.

The product of its (nonzero) digits is 9216, while the sum is 28.

The spelling of 240004402066 in words is "two hundred forty billion, four million, four hundred two thousand, sixty-six".