20114643610 has 16 divisors (see below), whose sum is σ = 38336144616. Its totient is φ = 7572571648.

The previous prime is 20114643547. The next prime is 20114643611. The reversal of 20114643610 is 1634641102.

It can be written as a sum of positive squares in 4 ways, for example, as 15033947769 + 5080695841 = 122613^2 + 71279^2 .

It is not an unprimeable number, because it can be changed into a prime (20114643611) by changing a digit.

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, 59160547 + ... + 59160886.

Almost surely, 2^20114643610 is an apocalyptic number.

20114643610 is a deficient number, since it is larger than the sum of its proper divisors (18221501006).

20114643610 is a wasteful number, since it uses less digits than its factorization.

20114643610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118321457.

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 20114643610 in words is "twenty billion, one hundred fourteen million, six hundred forty-three thousand, six hundred ten".