20146651216424 has 64 divisors (see below), whose sum is σ = 38267186918400. Its totient is φ = 9942828413184.

The previous prime is 20146651216411. The next prime is 20146651216487. The reversal of 20146651216424 is 42461215664102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 328878182 + ... + 328939434.

It is an arithmetic number, because the mean of its divisors is an integer number (597924795600).

Almost surely, 2^{20146651216424} is an apocalyptic number.

It is an amenable number.

20146651216424 is a deficient number, since it is larger than the sum of its proper divisors (18120535701976).

20146651216424 is a wasteful number, since it uses less digits than its factorization.

20146651216424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62802 (or 62798 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 44.

The spelling of 20146651216424 in words is "twenty trillion, one hundred forty-six billion, six hundred fifty-one million, two hundred sixteen thousand, four hundred twenty-four".