2620651106 has 8 divisors (see below), whose sum is σ = 3931249260. Its totient is φ = 1310234688.

The previous prime is 2620651087. The next prime is 2620651129. The reversal of 2620651106 is 6011560262.

It can be written as a sum of positive squares in 2 ways, for example, as 2464626025 + 156025081 = 49645^2 + 12491^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 491 + ... + 72398.

Almost surely, 2^2620651106 is an apocalyptic number.

2620651106 is a deficient number, since it is larger than the sum of its proper divisors (1310598154).

2620651106 is a wasteful number, since it uses less digits than its factorization.

2620651106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90868.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 2620651106 is about 51192.2953773319. The cubic root of 2620651106 is about 1378.6998722647.

The spelling of 2620651106 in words is "two billion, six hundred twenty million, six hundred fifty-one thousand, one hundred six".