6541625626 has 16 divisors (see below), whose sum is σ = 9934404480. Its totient is φ = 3230351280.

The previous prime is 6541625599. The next prime is 6541625627. The reversal of 6541625626 is 6265261456.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (6541625627) 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, 19555 + ... + 116041.

It is an arithmetic number, because the mean of its divisors is an integer number (620900280).

Almost surely, 2^6541625626 is an apocalyptic number.

6541625626 is a deficient number, since it is larger than the sum of its proper divisors (3392778854).

6541625626 is a wasteful number, since it uses less digits than its factorization.

6541625626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96909.

The product of its digits is 518400, while the sum is 43.

The square root of 6541625626 is about 80880.3166784107. The cubic root of 6541625626 is about 1870.2309023121.

The spelling of 6541625626 in words is "six billion, five hundred forty-one million, six hundred twenty-five thousand, six hundred twenty-six".