6431504152 has 16 divisors (see below), whose sum is σ = 12339514440. Its totient is φ = 3140966976.

The previous prime is 6431504119. The next prime is 6431504171. The reversal of 6431504152 is 2514051346.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9347773 + ... + 9348460.

Almost surely, 2^6431504152 is an apocalyptic number.

It is an amenable number.

6431504152 is a deficient number, since it is larger than the sum of its proper divisors (5908010288).

6431504152 is a wasteful number, since it uses less digits than its factorization.

6431504152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18696282 (or 18696278 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 6431504152 is about 80196.6592321650. The cubic root of 6431504152 is about 1859.6769925089.

Adding to 6431504152 its reverse (2514051346), we get a palindrome (8945555498).

The spelling of 6431504152 in words is "six billion, four hundred thirty-one million, five hundred four thousand, one hundred fifty-two".