2400453966 has 16 divisors (see below), whose sum is σ = 4816250064. Its totient is φ = 797594304.

The previous prime is 2400453961. The next prime is 2400453989. The reversal of 2400453966 is 6693540042.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2400453961) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 637221 + ... + 640976.

It is an arithmetic number, because the mean of its divisors is an integer number (301015629).

Almost surely, 2^2400453966 is an apocalyptic number.

2400453966 is an abundant number, since it is smaller than the sum of its proper divisors (2415796098).

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

2400453966 is a wasteful number, since it uses less digits than its factorization.

2400453966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1278515.

The product of its (nonzero) digits is 155520, while the sum is 39.

The square root of 2400453966 is about 48994.4279076713. The cubic root of 2400453966 is about 1338.9503114531.

The spelling of 2400453966 in words is "two billion, four hundred million, four hundred fifty-three thousand, nine hundred sixty-six".