20614454132 has 6 divisors (see below), whose sum is σ = 36075294738. Its totient is φ = 10307227064.

The previous prime is 20614454123. The next prime is 20614454137. The reversal of 20614454132 is 23145441602.

It can be written as a sum of positive squares in only one way, i.e., 15869448676 + 4745005456 = 125974^2 + 68884^2 .

It is a super-3 number, since 3×20614454132³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20614454137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2576806763 + ... + 2576806770.

It is an arithmetic number, because the mean of its divisors is an integer number (6012549123).

Almost surely, 2^20614454132 is an apocalyptic number.

It is an amenable number.

20614454132 is a deficient number, since it is larger than the sum of its proper divisors (15460840606).

20614454132 is a wasteful number, since it uses less digits than its factorization.

20614454132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5153613537 (or 5153613535 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 20614454132 its reverse (23145441602), we get a palindrome (43759895734).

The spelling of 20614454132 in words is "twenty billion, six hundred fourteen million, four hundred fifty-four thousand, one hundred thirty-two".