3995592939520 has 768 divisors, whose sum is σ = 12284213760000. Its totient is φ = 1213164158976.

The previous prime is 3995592939509. The next prime is 3995592939529. The reversal of 3995592939520 is 259392955993.

It is a Harshad number since it is a multiple of its sum of digits (70).

It is a self number, because there is not a number n which added to its sum of digits gives 3995592939520.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3995592939529) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5377648269 + ... + 5377649011.

It is an arithmetic number, because the mean of its divisors is an integer number (15995070000).

Almost surely, 2^{3995592939520} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3995592939520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6142106880000).

3995592939520 is an abundant number, since it is smaller than the sum of its proper divisors (8288620820480).

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

3995592939520 is a wasteful number, since it uses less digits than its factorization.

3995592939520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1018 (or 998 counting only the distinct ones).

The product of its (nonzero) digits is 265720500, while the sum is 70.

The spelling of 3995592939520 in words is "three trillion, nine hundred ninety-five billion, five hundred ninety-two million, nine hundred thirty-nine thousand, five hundred twenty".