20614455112 has 8 divisors (see below), whose sum is σ = 38652103350. Its totient is φ = 10307227552.

The previous prime is 20614455109. The next prime is 20614455151. The reversal of 20614455112 is 21155441602.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 19294876836 + 1319578276 = 138906^2 + 36326^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 1288403437 + ... + 1288403452.

Almost surely, 2^20614455112 is an apocalyptic number.

It is an amenable number.

20614455112 is a deficient number, since it is larger than the sum of its proper divisors (18037648238).

20614455112 is a wasteful number, since it uses less digits than its factorization.

20614455112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2576806895 (or 2576806891 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 31.

Adding to 20614455112 its reverse (21155441602), we get a palindrome (41769896714).

The spelling of 20614455112 in words is "twenty billion, six hundred fourteen million, four hundred fifty-five thousand, one hundred twelve".