2506105651 has 16 divisors (see below), whose sum is σ = 2887421184. Its totient is φ = 2130688224.

The previous prime is 2506105633. The next prime is 2506105663. The reversal of 2506105651 is 1565016052.

It is not a de Polignac number, because 2506105651 - 2⁵ = 2506105619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2506105601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 446901 + ... + 452473.

It is an arithmetic number, because the mean of its divisors is an integer number (180463824).

Almost surely, 2^2506105651 is an apocalyptic number.

2506105651 is a deficient number, since it is larger than the sum of its proper divisors (381315533).

2506105651 is a wasteful number, since it uses less digits than its factorization.

2506105651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6090.

The product of its (nonzero) digits is 9000, while the sum is 31.

The square root of 2506105651 is about 50061.0192764790. The cubic root of 2506105651 is about 1358.3127958186.

The spelling of 2506105651 in words is "two billion, five hundred six million, one hundred five thousand, six hundred fifty-one".