1650133394 has 64 divisors (see below), whose sum is σ = 3216998400. Its totient is φ = 616465728.

The previous prime is 1650133393. The next prime is 1650133399. The reversal of 1650133394 is 4933310561.

It is not an unprimeable number, because it can be changed into a prime (1650133393) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1517519 + ... + 1518605.

It is an arithmetic number, because the mean of its divisors is an integer number (50265600).

Almost surely, 2^1650133394 is an apocalyptic number.

1650133394 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1650133394 is a deficient number, since it is larger than the sum of its proper divisors (1566865006).

1650133394 is a wasteful number, since it uses less digits than its factorization.

1650133394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1567.

The product of its (nonzero) digits is 29160, while the sum is 35.

The square root of 1650133394 is about 40621.8339566298. The cubic root of 1650133394 is about 1181.6975934723.

The spelling of 1650133394 in words is "one billion, six hundred fifty million, one hundred thirty-three thousand, three hundred ninety-four".