2651105106 has 32 divisors (see below), whose sum is σ = 6344526720. Its totient is φ = 815724432.

The previous prime is 2651105063. The next prime is 2651105129. The reversal of 2651105106 is 6015011562.

It is a happy number.

2651105106 is a `hidden beast` number, since 2 + 651 + 1 + 0 + 5 + 1 + 0 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 2651105106.

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, 1887550 + ... + 1888953.

It is an arithmetic number, because the mean of its divisors is an integer number (198266460).

Almost surely, 2^2651105106 is an apocalyptic number.

2651105106 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2651105106 is an abundant number, since it is smaller than the sum of its proper divisors (3693421614).

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

2651105106 is a wasteful number, since it uses less digits than its factorization.

2651105106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3776527 (or 3776521 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 2651105106 is about 51488.8833244614. The cubic root of 2651105106 is about 1384.0198386817.

Adding to 2651105106 its reverse (6015011562), we get a palindrome (8666116668).

The spelling of 2651105106 in words is "two billion, six hundred fifty-one million, one hundred five thousand, one hundred six".