3960449591802 has 48 divisors (see below), whose sum is σ = 9164676773280. Its totient is φ = 1136971170720.

The previous prime is 3960449591737. The next prime is 3960449591831. The reversal of 3960449591802 is 2081959440693.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 143543173 + ... + 143570760.

It is an arithmetic number, because the mean of its divisors is an integer number (190930766110).

Almost surely, 2^{3960449591802} is an apocalyptic number.

3960449591802 is an abundant number, since it is smaller than the sum of its proper divisors (5204227181478).

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

3960449591802 is a wasteful number, since it uses less digits than its factorization.

3960449591802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287113979 (or 287113968 counting only the distinct ones).

The product of its (nonzero) digits is 16796160, while the sum is 60.

The spelling of 3960449591802 in words is "three trillion, nine hundred sixty billion, four hundred forty-nine million, five hundred ninety-one thousand, eight hundred two".