6409598072 has 16 divisors (see below), whose sum is σ = 12018895560. Its totient is φ = 3204559264.

The previous prime is 6409597969. The next prime is 6409598131. The reversal of 6409598072 is 2708959046.

It is a happy number.

It is a super-2 number, since 2×6409598072² = 82165894889172234368, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6409598072.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141023 + ... + 180849.

Almost surely, 2^6409598072 is an apocalyptic number.

It is an amenable number.

6409598072 is a deficient number, since it is larger than the sum of its proper divisors (5609297488).

6409598072 is a wasteful number, since it uses less digits than its factorization.

6409598072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59950 (or 59946 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 50.

The square root of 6409598072 is about 80059.9654758856. The cubic root of 6409598072 is about 1857.5632011884.

The spelling of 6409598072 in words is "six billion, four hundred nine million, five hundred ninety-eight thousand, seventy-two".