2628623326280 has 64 divisors (see below), whose sum is σ = 7115070672000. Its totient is φ = 853808477184.

The previous prime is 2628623326243. The next prime is 2628623326291. The reversal of 2628623326280 is 826233268262.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 247045745 + ... + 247056384.

It is an arithmetic number, because the mean of its divisors is an integer number (111172979250).

Almost surely, 2^{2628623326280} is an apocalyptic number.

2628623326280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2628623326280 is an abundant number, since it is smaller than the sum of its proper divisors (4486447345720).

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

2628623326280 is a wasteful number, since it uses less digits than its factorization.

2628623326280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494102166 (or 494102162 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 50.

The spelling of 2628623326280 in words is "two trillion, six hundred twenty-eight billion, six hundred twenty-three million, three hundred twenty-six thousand, two hundred eighty".