2706663551 has 4 divisors (see below), whose sum is σ = 2865879072. Its totient is φ = 2547448032.

The previous prime is 2706663539. The next prime is 2706663569. The reversal of 2706663551 is 1553666072.

2706663551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2706663551 - 2¹⁸ = 2706401407 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2706663499 and 2706663508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2706663571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79607735 + ... + 79607768.

It is an arithmetic number, because the mean of its divisors is an integer number (716469768).

Almost surely, 2^2706663551 is an apocalyptic number.

2706663551 is a deficient number, since it is larger than the sum of its proper divisors (159215521).

2706663551 is a wasteful number, since it uses less digits than its factorization.

2706663551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159215520.

The product of its (nonzero) digits is 226800, while the sum is 41.

The square root of 2706663551 is about 52025.6047634239. The cubic root of 2706663551 is about 1393.6212446872.

The spelling of 2706663551 in words is "two billion, seven hundred six million, six hundred sixty-three thousand, five hundred fifty-one".