1650928650 has 96 divisors (see below), whose sum is σ = 4954504320. Its totient is φ = 355153920.

The previous prime is 1650928621. The next prime is 1650928703. The reversal of 1650928650 is 568290561.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 28395 + ... + 64094.

It is an arithmetic number, because the mean of its divisors is an integer number (51609420).

Almost surely, 2^1650928650 is an apocalyptic number.

1650928650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1650928650 is an abundant number, since it is smaller than the sum of its proper divisors (3303575670).

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

1650928650 is a wasteful number, since it uses less digits than its factorization.

1650928650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92528 (or 92523 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 42.

The square root of 1650928650 is about 40631.6213065637. The cubic root of 1650928650 is about 1181.8873965470.

The spelling of 1650928650 in words is "one billion, six hundred fifty million, nine hundred twenty-eight thousand, six hundred fifty".