9995780650 has 48 divisors (see below), whose sum is σ = 18778262400. Its totient is φ = 3958492160.

The previous prime is 9995780633. The next prime is 9995780659. The reversal of 9995780650 is 560875999.

It is a hoax number, since the sum of its digits (58) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (9995780659) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2136714 + ... + 2141386.

It is an arithmetic number, because the mean of its divisors is an integer number (391213800).

Almost surely, 2^9995780650 is an apocalyptic number.

9995780650 is a deficient number, since it is larger than the sum of its proper divisors (8782481750).

9995780650 is a wasteful number, since it uses less digits than its factorization.

9995780650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5103 (or 5098 counting only the distinct ones).

The product of its (nonzero) digits is 6123600, while the sum is 58.

The square root of 9995780650 is about 99978.9010241661. The cubic root of 9995780650 is about 2154.1316369380.

The spelling of 9995780650 in words is "nine billion, nine hundred ninety-five million, seven hundred eighty thousand, six hundred fifty".