2650788899 has 4 divisors (see below), whose sum is σ = 2891769720. Its totient is φ = 2409808080.

The previous prime is 2650788863. The next prime is 2650788941. The reversal of 2650788899 is 9988870562.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2650788899 - 2¹⁶ = 2650723363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2650788839) 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, 120490394 + ... + 120490415.

It is an arithmetic number, because the mean of its divisors is an integer number (722942430).

Almost surely, 2^2650788899 is an apocalyptic number.

2650788899 is a deficient number, since it is larger than the sum of its proper divisors (240980821).

2650788899 is a wasteful number, since it uses less digits than its factorization.

2650788899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240980820.

The product of its (nonzero) digits is 17418240, while the sum is 62.

The square root of 2650788899 is about 51485.8125992006. The cubic root of 2650788899 is about 1383.9648107916.

The spelling of 2650788899 in words is "two billion, six hundred fifty million, seven hundred eighty-eight thousand, eight hundred ninety-nine".