1045015650 has 216 divisors, whose sum is σ = 3311131824. Its totient is φ = 235569600.

The previous prime is 1045015577. The next prime is 1045015651. The reversal of 1045015650 is 565105401.

It is a happy number.

1045015650 is a `hidden beast` number, since 1 + 0 + 4 + 5 + 0 + 1 + 5 + 650 = 666.

1045015650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1045015651) by changing a digit.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 1829865 + ... + 1830435.

It is an arithmetic number, because the mean of its divisors is an integer number (15329314).

Almost surely, 2^1045015650 is an apocalyptic number.

1045015650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1045015650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1655565912).

1045015650 is an abundant number, since it is smaller than the sum of its proper divisors (2266116174).

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

1045015650 is a wasteful number, since it uses less digits than its factorization.

1045015650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686 (or 671 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 1045015650 is about 32326.7018113509. The cubic root of 1045015650 is about 1014.7855274154.

The spelling of 1045015650 in words is "one billion, forty-five million, fifteen thousand, six hundred fifty".