1650961088 has 56 divisors (see below), whose sum is σ = 3778605600. Its totient is φ = 701042688.

The previous prime is 1650961031. The next prime is 1650961121. The reversal of 1650961088 is 8801690561.

It is a tau number, because it is divible by the number of its divisors (56).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31928 + ... + 65736.

It is an arithmetic number, because the mean of its divisors is an integer number (67475100).

Almost surely, 2^1650961088 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1650961088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1889302800).

1650961088 is an abundant number, since it is smaller than the sum of its proper divisors (2127644512).

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

1650961088 is a wasteful number, since it uses less digits than its factorization.

1650961088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33937 (or 33927 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 44.

The square root of 1650961088 is about 40632.0204764666. The cubic root of 1650961088 is about 1181.8951372030.

The spelling of 1650961088 in words is "one billion, six hundred fifty million, nine hundred sixty-one thousand, eighty-eight".