3950266320020 has 96 divisors (see below), whose sum is σ = 8831468384928. Its totient is φ = 1479047380992.

The previous prime is 3950266319953. The next prime is 3950266320083. The reversal of 3950266320020 is 200236620593.

It is a happy number.

3950266320020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 16 ways, for example, as 3001251337744 + 949014982276 = 1732412^2 + 974174^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 355457984 + ... + 355469096.

It is an arithmetic number, because the mean of its divisors is an integer number (91994462343).

Almost surely, 2^{3950266320020} 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 3950266320020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4415734192464).

3950266320020 is an abundant number, since it is smaller than the sum of its proper divisors (4881202064908).

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

3950266320020 is a wasteful number, since it uses less digits than its factorization.

3950266320020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16749 (or 16747 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 38.

The spelling of 3950266320020 in words is "three trillion, nine hundred fifty billion, two hundred sixty-six million, three hundred twenty thousand, twenty".