2555041061 has 4 divisors (see below), whose sum is σ = 2705337612. Its totient is φ = 2404744512.

The previous prime is 2555041057. The next prime is 2555041067. The reversal of 2555041061 is 1601405552.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2009818561 + 545222500 = 44831^2 + 23350^2 .

It is a cyclic number.

It is not a de Polignac number, because 2555041061 - 2² = 2555041057 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555041067) 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, 75148250 + ... + 75148283.

It is an arithmetic number, because the mean of its divisors is an integer number (676334403).

Almost surely, 2^2555041061 is an apocalyptic number.

It is an amenable number.

2555041061 is a deficient number, since it is larger than the sum of its proper divisors (150296551).

2555041061 is a wasteful number, since it uses less digits than its factorization.

2555041061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150296550.

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 2555041061 is about 50547.4139892438. The cubic root of 2555041061 is about 1367.0968878007.

The spelling of 2555041061 in words is "two billion, five hundred fifty-five million, forty-one thousand, sixty-one".