2550261633 has 4 divisors (see below), whose sum is σ = 3400348848. Its totient is φ = 1700174420.

The previous prime is 2550261611. The next prime is 2550261641. The reversal of 2550261633 is 3361620552.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2550261633 - 2¹² = 2550257537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2550261594 and 2550261603.

It is not an unprimeable number, because it can be changed into a prime (2550261733) 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, 425043603 + ... + 425043608.

It is an arithmetic number, because the mean of its divisors is an integer number (850087212).

Almost surely, 2^2550261633 is an apocalyptic number.

It is an amenable number.

2550261633 is a deficient number, since it is larger than the sum of its proper divisors (850087215).

2550261633 is an equidigital number, since it uses as much as digits as its factorization.

2550261633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850087214.

The product of its (nonzero) digits is 32400, while the sum is 33.

The square root of 2550261633 is about 50500.1151780865. The cubic root of 2550261633 is about 1366.2439309296.

The spelling of 2550261633 in words is "two billion, five hundred fifty million, two hundred sixty-one thousand, six hundred thirty-three".