1650739050 has 72 divisors (see below), whose sum is σ = 4439694636. Its totient is φ = 439729920.

The previous prime is 1650739039. The next prime is 1650739091. The reversal of 1650739050 is 509370561.

It is a happy number.

1650739050 is a `hidden beast` number, since 16 + 507 + 3 + 90 + 50 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 335878929 + 1314860121 = 18327^2 + 36261^2 .

It is a super-2 number, since 2×1650739050² = 5449878822389805000, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1650738996 and 1650739014.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 717502 + ... + 719798.

Almost surely, 2^1650739050 is an apocalyptic number.

1650739050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1650739050 is an abundant number, since it is smaller than the sum of its proper divisors (2788955586).

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

1650739050 is a wasteful number, since it uses less digits than its factorization.

1650739050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3912 (or 3904 counting only the distinct ones).

The product of its (nonzero) digits is 28350, while the sum is 36.

The square root of 1650739050 is about 40629.2880813829. The cubic root of 1650739050 is about 1181.8421504104.

The spelling of 1650739050 in words is "one billion, six hundred fifty million, seven hundred thirty-nine thousand, fifty".