1650158244 has 240 divisors, whose sum is σ = 5276823552. Its totient is φ = 438939648.

The previous prime is 1650158243. The next prime is 1650158249. The reversal of 1650158244 is 4428510561.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1650158199 and 1650158208.

It is not an unprimeable number, because it can be changed into a prime (1650158243) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 4896444 + ... + 4896780.

Almost surely, 2^1650158244 is an apocalyptic number.

1650158244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1650158244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2638411776).

1650158244 is an abundant number, since it is smaller than the sum of its proper divisors (3626665308).

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

1650158244 is a wasteful number, since it uses less digits than its factorization.

1650158244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504 (or 493 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

The square root of 1650158244 is about 40622.1398254696. The cubic root of 1650158244 is about 1181.7035253236.

The spelling of 1650158244 in words is "one billion, six hundred fifty million, one hundred fifty-eight thousand, two hundred forty-four".