20214456232 has 32 divisors (see below), whose sum is σ = 38328774120. Its totient is φ = 9993646080.

The previous prime is 20214456173. The next prime is 20214456239. The reversal of 20214456232 is 23265441202.

It can be written as a sum of positive squares in 4 ways, for example, as 11362280836 + 8852175396 = 106594^2 + 94086^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20214456194 and 20214456203.

It is not an unprimeable number, because it can be changed into a prime (20214456239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 855132 + ... + 878452.

Almost surely, 2^20214456232 is an apocalyptic number.

It is an amenable number.

20214456232 is a deficient number, since it is larger than the sum of its proper divisors (18114317888).

20214456232 is a wasteful number, since it uses less digits than its factorization.

20214456232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24541 (or 24537 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 20214456232 its reverse (23265441202), we get a palindrome (43479897434).

The spelling of 20214456232 in words is "twenty billion, two hundred fourteen million, four hundred fifty-six thousand, two hundred thirty-two".