20356502214 has 16 divisors (see below), whose sum is σ = 41706005040. Its totient is φ = 6620000640.

The previous prime is 20356502189. The next prime is 20356502233. The reversal of 20356502214 is 41220565302.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41374759 + ... + 41375250.

It is an arithmetic number, because the mean of its divisors is an integer number (2606625315).

Almost surely, 2^20356502214 is an apocalyptic number.

20356502214 is an abundant number, since it is smaller than the sum of its proper divisors (21349502826).

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

20356502214 is a wasteful number, since it uses less digits than its factorization.

20356502214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82750055.

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 20356502214 in words is "twenty billion, three hundred fifty-six million, five hundred two thousand, two hundred fourteen".