2506216706 has 16 divisors (see below), whose sum is σ = 4348137024. Its totient is φ = 1061151504.

The previous prime is 2506216697. The next prime is 2506216723. The reversal of 2506216706 is 6076126052.

It is a super-2 number, since 2×2506216706² = 12562244354866980872, which contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1077245 + ... + 1079568.

It is an arithmetic number, because the mean of its divisors is an integer number (271758564).

Almost surely, 2^2506216706 is an apocalyptic number.

2506216706 is a deficient number, since it is larger than the sum of its proper divisors (1841920318).

2506216706 is a wasteful number, since it uses less digits than its factorization.

2506216706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2156905.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 2506216706 is about 50062.1284605439. The cubic root of 2506216706 is about 1358.3328595111.

The spelling of 2506216706 in words is "two billion, five hundred six million, two hundred sixteen thousand, seven hundred six".