3950186040512 has 336 divisors, whose sum is σ = 8895106416000. Its totient is φ = 1735193788416.

The previous prime is 3950186040503. The next prime is 3950186040517. The reversal of 3950186040512 is 2150406810593.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3950186040517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9427651439 + ... + 9427651857.

It is an arithmetic number, because the mean of its divisors is an integer number (26473531000).

Almost surely, 2^{3950186040512} is an apocalyptic number.

3950186040512 is a gapful number since it is divisible by the number (32) 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 3950186040512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4447553208000).

3950186040512 is an abundant number, since it is smaller than the sum of its proper divisors (4944920375488).

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

3950186040512 is a wasteful number, since it uses less digits than its factorization.

3950186040512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 816 (or 789 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 44.

The spelling of 3950186040512 in words is "three trillion, nine hundred fifty billion, one hundred eighty-six million, forty thousand, five hundred twelve".