2553232777 has 2 divisors, whose sum is σ = 2553232778. Its totient is φ = 2553232776.

The previous prime is 2553232769. The next prime is 2553232813. The reversal of 2553232777 is 7772323552.

2553232777 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1610497161 + 942735616 = 40131^2 + 30704^2 .

It is a cyclic number.

It is not a de Polignac number, because 2553232777 - 2³ = 2553232769 is a prime.

It is a super-2 number, since 2×2553232777² = 13037995227094263458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2553232177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276616388 + 1276616389.

It is an arithmetic number, because the mean of its divisors is an integer number (1276616389).

Almost surely, 2^2553232777 is an apocalyptic number.

It is an amenable number.

2553232777 is a deficient number, since it is larger than the sum of its proper divisors (1).

2553232777 is an equidigital number, since it uses as much as digits as its factorization.

2553232777 is an evil number, because the sum of its binary digits is even.

The product of its digits is 617400, while the sum is 43.

The square root of 2553232777 is about 50529.5238152904. The cubic root of 2553232777 is about 1366.7742990055.

The spelling of 2553232777 in words is "two billion, five hundred fifty-three million, two hundred thirty-two thousand, seven hundred seventy-seven".