3950471818944 has 420 divisors, whose sum is σ = 14423674084776. Its totient is φ = 1062310588416.

The previous prime is 3950471818939. The next prime is 3950471818949. The reversal of 3950471818944 is 4498181740593.

3950471818944 is a `hidden beast` number, since 3 + 9 + 5 + 0 + 471 + 81 + 89 + 4 + 4 = 666.

3950471818944 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3950471818939) and next prime (3950471818949).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (3950471818949) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 3860859 + ... + 4775685.

Almost surely, 2^{3950471818944} is an apocalyptic number.

3950471818944 is a gapful number since it is divisible by the number (34) 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 3950471818944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7211837042388).

3950471818944 is an abundant number, since it is smaller than the sum of its proper divisors (10473202265832).

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

3950471818944 is a wasteful number, since it uses less digits than its factorization.

3950471818944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914882 (or 914856 counting only the distinct ones).

The product of its (nonzero) digits is 34836480, while the sum is 63.

The spelling of 3950471818944 in words is "three trillion, nine hundred fifty billion, four hundred seventy-one million, eight hundred eighteen thousand, nine hundred forty-four".