3984503975979 has 8 divisors (see below), whose sum is σ = 5313328777680. Its totient is φ = 2656007579136.

The previous prime is 3984503975929. The next prime is 3984503975981. The reversal of 3984503975979 is 9795793054893.

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

It is not a de Polignac number, because 3984503975979 - 2¹² = 3984503971883 is a prime.

It is a super-4 number, since 4×3984503975979⁴ (a number of 52 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (3984503975929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82072902 + ... + 82121435.

It is an arithmetic number, because the mean of its divisors is an integer number (664166097210).

Almost surely, 2^{3984503975979} is an apocalyptic number.

3984503975979 is a deficient number, since it is larger than the sum of its proper divisors (1328824801701).

3984503975979 is a wasteful number, since it uses less digits than its factorization.

3984503975979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164202429.

The product of its (nonzero) digits is 2314720800, while the sum is 78.

The spelling of 3984503975979 in words is "three trillion, nine hundred eighty-four billion, five hundred three million, nine hundred seventy-five thousand, nine hundred seventy-nine".