20603651214 has 32 divisors (see below), whose sum is σ = 42095582496. Its totient is φ = 6720981120.

The previous prime is 20603651191. The next prime is 20603651221. The reversal of 20603651214 is 41215630602.

It is a congruent number.

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, 70777 + ... + 214980.

It is an arithmetic number, because the mean of its divisors is an integer number (1315486953).

Almost surely, 2^20603651214 is an apocalyptic number.

20603651214 is an abundant number, since it is smaller than the sum of its proper divisors (21491931282).

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

20603651214 is a wasteful number, since it uses less digits than its factorization.

20603651214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286020.

The product of its (nonzero) digits is 8640, while the sum is 30.

The spelling of 20603651214 in words is "twenty billion, six hundred three million, six hundred fifty-one thousand, two hundred fourteen".