1650468120 has 256 divisors, whose sum is σ = 6139929600. Its totient is φ = 346275840.

The previous prime is 1650468119. The next prime is 1650468133. The reversal of 1650468120 is 218640561.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 584071 + ... + 586889.

It is an arithmetic number, because the mean of its divisors is an integer number (23984100).

Almost surely, 2^1650468120 is an apocalyptic number.

1650468120 is a gapful number since it is divisible by the number (10) 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 1650468120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3069964800).

1650468120 is an abundant number, since it is smaller than the sum of its proper divisors (4489461480).

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

1650468120 is a wasteful number, since it uses less digits than its factorization.

1650468120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2898 (or 2894 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 1650468120 is about 40625.9537734193. The cubic root of 1650468120 is about 1181.7774896730. Note that the first 3 decimals are identical.

It can be divided in two parts, 165046 and 8120, that added together give a triangular number (173166 = T₅₈₈).

The spelling of 1650468120 in words is "one billion, six hundred fifty million, four hundred sixty-eight thousand, one hundred twenty".