3950266320 has 1440 divisors, whose sum is σ = 19450005120. Its totient is φ = 731566080.

The previous prime is 3950266303. The next prime is 3950266351. The reversal of 3950266320 is 236620593.

3950266320 is a `hidden beast` number, since 395 + 0 + 266 + 3 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 136216066 + ... + 136216094.

It is an arithmetic number, because the mean of its divisors is an integer number (13506948).

Almost surely, 2^3950266320 is an apocalyptic number.

3950266320 is a gapful number since it is divisible by the number (30) 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 3950266320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9725002560).

3950266320 is an abundant number, since it is smaller than the sum of its proper divisors (15499738800).

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

3950266320 is a wasteful number, since it uses less digits than its factorization.

3950266320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95 (or 70 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 36.

The square root of 3950266320 is about 62851.1441423305. The cubic root of 3950266320 is about 1580.7946544762.

The spelling of 3950266320 in words is "three billion, nine hundred fifty million, two hundred sixty-six thousand, three hundred twenty".