2106566510 has 32 divisors (see below), whose sum is σ = 3898012032. Its totient is φ = 819072000.

The previous prime is 2106566491. The next prime is 2106566533. The reversal of 2106566510 is 156656012.

It is a super-2 number, since 2×2106566510² = 8875244922107160200, which contains 22 as substring.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

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, 524510 + ... + 528510.

It is an arithmetic number, because the mean of its divisors is an integer number (121812876).

Almost surely, 2^2106566510 is an apocalyptic number.

2106566510 is a deficient number, since it is larger than the sum of its proper divisors (1791445522).

2106566510 is a wasteful number, since it uses less digits than its factorization.

2106566510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5468.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 2106566510 is about 45897.3475268452. The cubic root of 2106566510 is about 1281.9125279123.

The spelling of 2106566510 in words is "two billion, one hundred six million, five hundred sixty-six thousand, five hundred ten".