2006606377747 has 16 divisors (see below), whose sum is σ = 2030959228320. Its totient is φ = 1982401574400.

The previous prime is 2006606377733. The next prime is 2006606377801. The reversal of 2006606377747 is 7477736066002.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2006606377747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2006606377717) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48644443 + ... + 48685675.

It is an arithmetic number, because the mean of its divisors is an integer number (126934951770).

Almost surely, 2^{2006606377747} is an apocalyptic number.

2006606377747 is a deficient number, since it is larger than the sum of its proper divisors (24352850573).

2006606377747 is a wasteful number, since it uses less digits than its factorization.

2006606377747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43014.

The product of its (nonzero) digits is 12446784, while the sum is 55.

The spelling of 2006606377747 in words is "two trillion, six billion, six hundred six million, three hundred seventy-seven thousand, seven hundred forty-seven".