2650788900 has 54 divisors (see below), whose sum is σ = 8308753362. Its totient is φ = 706876800.

The previous prime is 2650788863. The next prime is 2650788941. The reversal of 2650788900 is 98870562.

It can be written as a sum of positive squares in 3 ways, for example, as 860483556 + 1790305344 = 29334^2 + 42312^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1471761 + ... + 1473560.

It is an arithmetic number, because the mean of its divisors is an integer number (153865803).

Almost surely, 2^2650788900 is an apocalyptic number.

2650788900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2650788900 is an abundant number, since it is smaller than the sum of its proper divisors (5657964462).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2650788900 is a wasteful number, since it uses less digits than its factorization.

2650788900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2945341 (or 2945331 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The square root of 2650788900 is about 51485.8126089120. The cubic root of 2650788900 is about 1383.9648109656.

The spelling of 2650788900 in words is "two billion, six hundred fifty million, seven hundred eighty-eight thousand, nine hundred".