2563650077 has 4 divisors (see below), whose sum is σ = 2563797600. Its totient is φ = 2563502556.

The previous prime is 2563650053. The next prime is 2563650079. The reversal of 2563650077 is 7700563652.

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 2563650077 - 2³⁰ = 1489908253 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 (2563650079) 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, 43577 + ... + 83822.

It is an arithmetic number, because the mean of its divisors is an integer number (640949400).

Almost surely, 2^2563650077 is an apocalyptic number.

It is an amenable number.

2563650077 is a deficient number, since it is larger than the sum of its proper divisors (147523).

2563650077 is a wasteful number, since it uses less digits than its factorization.

2563650077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147522.

The product of its (nonzero) digits is 264600, while the sum is 41.

The square root of 2563650077 is about 50632.5002049079. The cubic root of 2563650077 is about 1368.6306094038.

The spelling of 2563650077 in words is "two billion, five hundred sixty-three million, six hundred fifty thousand, seventy-seven".