3968819954 has 8 divisors (see below), whose sum is σ = 6494432688. Its totient is φ = 1804009060.

The previous prime is 3968819929. The next prime is 3968820001. The reversal of 3968819954 is 4599188693.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90200432 + ... + 90200475.

It is an arithmetic number, because the mean of its divisors is an integer number (811804086).

Almost surely, 2^3968819954 is an apocalyptic number.

3968819954 is a deficient number, since it is larger than the sum of its proper divisors (2525612734).

3968819954 is a wasteful number, since it uses less digits than its factorization.

3968819954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180400920.

The product of its digits is 16796160, while the sum is 62.

The square root of 3968819954 is about 62998.5710472865. The cubic root of 3968819954 is about 1583.2656850531.

The spelling of 3968819954 in words is "three billion, nine hundred sixty-eight million, eight hundred nineteen thousand, nine hundred fifty-four".