6428432626 has 32 divisors (see below), whose sum is σ = 12065484672. Its totient is φ = 2495525760.

The previous prime is 6428432617. The next prime is 6428432627. The reversal of 6428432626 is 6262348246.

It is not an unprimeable number, because it can be changed into a prime (6428432627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32691 + ... + 118006.

It is an arithmetic number, because the mean of its divisors is an integer number (377046396).

Almost surely, 2^6428432626 is an apocalyptic number.

6428432626 is a deficient number, since it is larger than the sum of its proper divisors (5637052046).

6428432626 is a wasteful number, since it uses less digits than its factorization.

6428432626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150994.

The product of its digits is 663552, while the sum is 43.

The square root of 6428432626 is about 80177.5069829438. The cubic root of 6428432626 is about 1859.3809002495.

The spelling of 6428432626 in words is "six billion, four hundred twenty-eight million, four hundred thirty-two thousand, six hundred twenty-six".