6406434608 has 40 divisors (see below), whose sum is σ = 14199665568. Its totient is φ = 2742907392.

The previous prime is 6406434607. The next prime is 6406434677. The reversal of 6406434608 is 8064346046.

It is a super-2 number, since 2×6406434608² = 82084808773160227328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6406434607) 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, 88010 + ... + 143382.

Almost surely, 2^6406434608 is an apocalyptic number.

It is an amenable number.

6406434608 is an abundant number, since it is smaller than the sum of its proper divisors (7793230960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6406434608 is a wasteful number, since it uses less digits than its factorization.

6406434608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56421 (or 56415 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 41.

The square root of 6406434608 is about 80040.2061966360. The cubic root of 6406434608 is about 1857.2575501283.

The spelling of 6406434608 in words is "six billion, four hundred six million, four hundred thirty-four thousand, six hundred eight".