20450402016214 has 4 divisors (see below), whose sum is σ = 30675603024324. Its totient is φ = 10225201008106.

The previous prime is 20450402016169. The next prime is 20450402016223. The reversal of 20450402016214 is 41261020405402.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5112600504052 + ... + 5112600504055.

It is an arithmetic number, because the mean of its divisors is an integer number (7668900756081).

Almost surely, 2^{20450402016214} is an apocalyptic number.

20450402016214 is a deficient number, since it is larger than the sum of its proper divisors (10225201008110).

20450402016214 is a wasteful number, since it uses less digits than its factorization.

20450402016214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10225201008109.

The product of its (nonzero) digits is 15360, while the sum is 31.

The spelling of 20450402016214 in words is "twenty trillion, four hundred fifty billion, four hundred two million, sixteen thousand, two hundred fourteen".