2605626628 has 12 divisors (see below), whose sum is σ = 4974378192. Its totient is φ = 1184375720.

The previous prime is 2605626613. The next prime is 2605626637. The reversal of 2605626628 is 8266265062.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29609350 + ... + 29609437.

It is an arithmetic number, because the mean of its divisors is an integer number (414531516).

Almost surely, 2^2605626628 is an apocalyptic number.

It is an amenable number.

2605626628 is a deficient number, since it is larger than the sum of its proper divisors (2368751564).

2605626628 is a wasteful number, since it uses less digits than its factorization.

2605626628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59218802 (or 59218800 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 43.

The square root of 2605626628 is about 51045.3389449027. The cubic root of 2605626628 is about 1376.0600756007.

The spelling of 2605626628 in words is "two billion, six hundred five million, six hundred twenty-six thousand, six hundred twenty-eight".