2645312106 has 32 divisors (see below), whose sum is σ = 5326482240. Its totient is φ = 875815424.

The previous prime is 2645312093. The next prime is 2645312147. The reversal of 2645312106 is 6012135462.

It is a super-2 number, since 2×2645312106² = 13995352276300310472, which contains 22 as substring.

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, 567421 + ... + 572063.

It is an arithmetic number, because the mean of its divisors is an integer number (166452570).

Almost surely, 2^2645312106 is an apocalyptic number.

2645312106 is an abundant number, since it is smaller than the sum of its proper divisors (2681170134).

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

2645312106 is a wasteful number, since it uses less digits than its factorization.

2645312106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5270.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 2645312106 is about 51432.5976983469. The cubic root of 2645312106 is about 1383.0110173855.

Adding to 2645312106 its reverse (6012135462), we get a palindrome (8657447568).

The spelling of 2645312106 in words is "two billion, six hundred forty-five million, three hundred twelve thousand, one hundred six".