20741604232 has 8 divisors (see below), whose sum is σ = 38890507950. Its totient is φ = 10370802112.

The previous prime is 20741604229. The next prime is 20741604293. The reversal of 20741604232 is 23240614702.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 16102087236 + 4639516996 = 126894^2 + 68114^2 .

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

It is a super-2 number, since 2×20741604232² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20741604194 and 20741604203.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1296350257 + ... + 1296350272.

Almost surely, 2^20741604232 is an apocalyptic number.

It is an amenable number.

20741604232 is a deficient number, since it is larger than the sum of its proper divisors (18148903718).

20741604232 is a wasteful number, since it uses less digits than its factorization.

20741604232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2592700535 (or 2592700531 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 31.

The spelling of 20741604232 in words is "twenty billion, seven hundred forty-one million, six hundred four thousand, two hundred thirty-two".