2802550061 has 2 divisors, whose sum is σ = 2802550062. Its totient is φ = 2802550060.

The previous prime is 2802550033. The next prime is 2802550063. The reversal of 2802550061 is 1600552082.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2766128836 + 36421225 = 52594^2 + 6035^2 .

It is a cyclic number.

It is not a de Polignac number, because 2802550061 - 2¹⁴ = 2802533677 is a prime.

It is a super-2 number, since 2×2802550061² = 15708573688822207442, which contains 22 as substring.

Together with 2802550063, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2802550063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1401275030 + 1401275031.

It is an arithmetic number, because the mean of its divisors is an integer number (1401275031).

Almost surely, 2^2802550061 is an apocalyptic number.

It is an amenable number.

2802550061 is a deficient number, since it is larger than the sum of its proper divisors (1).

2802550061 is an equidigital number, since it uses as much as digits as its factorization.

2802550061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 2802550061 is about 52939.1165491076. The cubic root of 2802550061 is about 1409.8874985269.

The spelling of 2802550061 in words is "two billion, eight hundred two million, five hundred fifty thousand, sixty-one".