1650500561060 has 96 divisors (see below), whose sum is σ = 3816836668512. Its totient is φ = 595757260800.

The previous prime is 1650500561023. The next prime is 1650500561069. The reversal of 1650500561060 is 601650050561.

It can be written as a sum of positive squares in 16 ways, for example, as 468961996864 + 1181538564196 = 684808^2 + 1086986^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1650500561060.

It is not an unprimeable number, because it can be changed into a prime (1650500561069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3600860 + ... + 4033260.

It is an arithmetic number, because the mean of its divisors is an integer number (39758715297).

Almost surely, 2^{1650500561060} is an apocalyptic number.

1650500561060 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 1650500561060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1908418334256).

1650500561060 is an abundant number, since it is smaller than the sum of its proper divisors (2166336107452).

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

1650500561060 is a wasteful number, since it uses less digits than its factorization.

1650500561060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432753 (or 432751 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 35.

The spelling of 1650500561060 in words is "one trillion, six hundred fifty billion, five hundred million, five hundred sixty-one thousand, sixty".