21662025245014 has 32 divisors (see below), whose sum is σ = 40550017406976. Its totient is φ = 8431579897920.

The previous prime is 21662025244999. The next prime is 21662025245033. The reversal of 21662025245014 is 41054252026612.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67925382 + ... + 68243545.

It is an arithmetic number, because the mean of its divisors is an integer number (1267188043968).

Almost surely, 2^{21662025245014} is an apocalyptic number.

21662025245014 is a deficient number, since it is larger than the sum of its proper divisors (18887992161962).

21662025245014 is a wasteful number, since it uses less digits than its factorization.

21662025245014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136169980.

The product of its (nonzero) digits is 230400, while the sum is 40.

The spelling of 21662025245014 in words is "twenty-one trillion, six hundred sixty-two billion, twenty-five million, two hundred forty-five thousand, fourteen".