2628969106 has 4 divisors (see below), whose sum is σ = 3943453662. Its totient is φ = 1314484552.

The previous prime is 2628969089. The next prime is 2628969113. The reversal of 2628969106 is 6019698262.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1864944225 + 764024881 = 43185^2 + 27641^2 .

It is a super-2 number, since 2×2628969106² = 13822957120604878472, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2628969106.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 657242275 + ... + 657242278.

Almost surely, 2^2628969106 is an apocalyptic number.

2628969106 is a deficient number, since it is larger than the sum of its proper divisors (1314484556).

2628969106 is a wasteful number, since it uses less digits than its factorization.

2628969106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1314484555.

The product of its (nonzero) digits is 559872, while the sum is 49.

The square root of 2628969106 is about 51273.4737071714. The cubic root of 2628969106 is about 1380.1570055209.

The spelling of 2628969106 in words is "two billion, six hundred twenty-eight million, nine hundred sixty-nine thousand, one hundred six".