3984646882458 has 16 divisors (see below), whose sum is σ = 8693775016416. Its totient is φ = 1207468752240.

The previous prime is 3984646882457. The next prime is 3984646882459. The reversal of 3984646882458 is 8542886464893.

It is an interprime number because it is at equal distance from previous prime (3984646882457) and next prime (3984646882459).

It is a self number, because there is not a number n which added to its sum of digits gives 3984646882458.

It is not an unprimeable number, because it can be changed into a prime (3984646882457) 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, 30186718741 + ... + 30186718872.

It is an arithmetic number, because the mean of its divisors is an integer number (543360938526).

Almost surely, 2^{3984646882458} is an apocalyptic number.

3984646882458 is an abundant number, since it is smaller than the sum of its proper divisors (4709128133958).

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

3984646882458 is a wasteful number, since it uses less digits than its factorization.

3984646882458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60373437629.

The product of its digits is 2548039680, while the sum is 75.

The spelling of 3984646882458 in words is "three trillion, nine hundred eighty-four billion, six hundred forty-six million, eight hundred eighty-two thousand, four hundred fifty-eight".