2563077221 has 4 divisors (see below), whose sum is σ = 2622683712. Its totient is φ = 2503470732.

The previous prime is 2563077211. The next prime is 2563077259. The reversal of 2563077221 is 1227703652.

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 2563077221 - 2¹⁴ = 2563060837 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 (2563077211) 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, 29803181 + ... + 29803266.

It is an arithmetic number, because the mean of its divisors is an integer number (655670928).

Almost surely, 2^2563077221 is an apocalyptic number.

It is an amenable number.

2563077221 is a deficient number, since it is larger than the sum of its proper divisors (59606491).

2563077221 is an equidigital number, since it uses as much as digits as its factorization.

2563077221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59606490.

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 2563077221 is about 50626.8428899136. The cubic root of 2563077221 is about 1368.5286601468.

The spelling of 2563077221 in words is "two billion, five hundred sixty-three million, seventy-seven thousand, two hundred twenty-one".