6321492488 has 8 divisors (see below), whose sum is σ = 11852798430. Its totient is φ = 3160746240.

The previous prime is 6321492469. The next prime is 6321492533. The reversal of 6321492488 is 8842941236.

It can be written as a sum of positive squares in only one way, i.e., 4214866084 + 2106626404 = 64922^2 + 45898^2 .

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

It is a super-2 number, since 2×6321492488² = 79922534551680860288, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 395093273 + ... + 395093288.

Almost surely, 2^6321492488 is an apocalyptic number.

It is an amenable number.

6321492488 is a deficient number, since it is larger than the sum of its proper divisors (5531305942).

6321492488 is a wasteful number, since it uses less digits than its factorization.

6321492488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 790186567 (or 790186563 counting only the distinct ones).

The product of its digits is 663552, while the sum is 47.

The square root of 6321492488 is about 79507.8140059202. The cubic root of 6321492488 is about 1849.0126202253.

The spelling of 6321492488 in words is "six billion, three hundred twenty-one million, four hundred ninety-two thousand, four hundred eighty-eight".