2551606077 has 16 divisors (see below), whose sum is σ = 3497875200. Its totient is φ = 1653690432.

The previous prime is 2551606073. The next prime is 2551606087. The reversal of 2551606077 is 7706061552.

2551606077 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2551606077 - 2² = 2551606073 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2551606073) 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, 39718 + ... + 81735.

It is an arithmetic number, because the mean of its divisors is an integer number (218617200).

Almost surely, 2^2551606077 is an apocalyptic number.

It is an amenable number.

2551606077 is a deficient number, since it is larger than the sum of its proper divisors (946269123).

2551606077 is a wasteful number, since it uses less digits than its factorization.

2551606077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121652.

The product of its (nonzero) digits is 88200, while the sum is 39.

The square root of 2551606077 is about 50513.4247205631. The cubic root of 2551606077 is about 1366.4839737217.

The spelling of 2551606077 in words is "two billion, five hundred fifty-one million, six hundred six thousand, seventy-seven".