2606649542 has 16 divisors (see below), whose sum is σ = 4731397920. Its totient is φ = 1051421568.

The previous prime is 2606649527. The next prime is 2606649557. The reversal of 2606649542 is 2459466062.

2606649542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2606649527) and next prime (2606649557).

It is a junction number, because it is equal to n+sod(n) for n = 2606649493 and 2606649502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5475917 + ... + 5476392.

It is an arithmetic number, because the mean of its divisors is an integer number (295712370).

Almost surely, 2^2606649542 is an apocalyptic number.

2606649542 is a deficient number, since it is larger than the sum of its proper divisors (2124748378).

2606649542 is a wasteful number, since it uses less digits than its factorization.

2606649542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10952335.

The product of its (nonzero) digits is 622080, while the sum is 44.

The square root of 2606649542 is about 51055.3576228783. The cubic root of 2606649542 is about 1376.2401227525.

The spelling of 2606649542 in words is "two billion, six hundred six million, six hundred forty-nine thousand, five hundred forty-two".