1650829494 has 32 divisors (see below), whose sum is σ = 3420234720. Its totient is φ = 530816000.

The previous prime is 1650829493. The next prime is 1650829507. The reversal of 1650829494 is 4949280561.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1650829493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15807 + ... + 59594.

It is an arithmetic number, because the mean of its divisors is an integer number (106882335).

Almost surely, 2^1650829494 is an apocalyptic number.

1650829494 is an abundant number, since it is smaller than the sum of its proper divisors (1769405226).

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

1650829494 is a wasteful number, since it uses less digits than its factorization.

1650829494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75536.

The product of its (nonzero) digits is 622080, while the sum is 48.

The square root of 1650829494 is about 40630.4011055761. The cubic root of 1650829494 is about 1181.8637343952.

The spelling of 1650829494 in words is "one billion, six hundred fifty million, eight hundred twenty-nine thousand, four hundred ninety-four".