2650771563 has 48 divisors (see below), whose sum is σ = 4155103008. Its totient is φ = 1496704000.

The previous prime is 2650771523. The next prime is 2650771577. The reversal of 2650771563 is 3651770562.

It is not a de Polignac number, because 2650771563 - 2⁶ = 2650771499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2650771523) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 621145 + ... + 625397.

It is an arithmetic number, because the mean of its divisors is an integer number (86564646).

Almost surely, 2^2650771563 is an apocalyptic number.

2650771563 is a deficient number, since it is larger than the sum of its proper divisors (1504331445).

2650771563 is a wasteful number, since it uses less digits than its factorization.

2650771563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4396 (or 4385 counting only the distinct ones).

The product of its (nonzero) digits is 264600, while the sum is 42.

The square root of 2650771563 is about 51485.6442418661. The cubic root of 2650771563 is about 1383.9617937694.

The spelling of 2650771563 in words is "two billion, six hundred fifty million, seven hundred seventy-one thousand, five hundred sixty-three".