1650054930 has 32 divisors (see below), whose sum is σ = 3961267200. Its totient is φ = 439888512.

The previous prime is 1650054911. The next prime is 1650054977. The reversal of 1650054930 is 394500561.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1650054891 and 1650054900.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150991 + ... + 161549.

It is an arithmetic number, because the mean of its divisors is an integer number (123789600).

Almost surely, 2^1650054930 is an apocalyptic number.

1650054930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1650054930 is an abundant number, since it is smaller than the sum of its proper divisors (2311212270).

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

1650054930 is a wasteful number, since it uses less digits than its factorization.

1650054930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15778.

The product of its (nonzero) digits is 16200, while the sum is 33.

The square root of 1650054930 is about 40620.8681591125. The cubic root of 1650054930 is about 1181.6788632310.

The spelling of 1650054930 in words is "one billion, six hundred fifty million, fifty-four thousand, nine hundred thirty".