65422403432 has 8 divisors (see below), whose sum is σ = 122667006450. Its totient is φ = 32711201712.

The previous prime is 65422403419. The next prime is 65422403471. The reversal of 65422403432 is 23430422456.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 51753520036 + 13668883396 = 227494^2 + 116914^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 65422403392 and 65422403401.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4088900207 + ... + 4088900222.

Almost surely, 2^65422403432 is an apocalyptic number.

It is an amenable number.

65422403432 is a deficient number, since it is larger than the sum of its proper divisors (57244603018).

65422403432 is a wasteful number, since it uses less digits than its factorization.

65422403432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8177800435 (or 8177800431 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 65422403432 its reverse (23430422456), we get a palindrome (88852825888).

The spelling of 65422403432 in words is "sixty-five billion, four hundred twenty-two million, four hundred three thousand, four hundred thirty-two".