3995887697632 has 24 divisors (see below), whose sum is σ = 8058779612352. Its totient is φ = 1949213510400.

The previous prime is 3995887697621. The next prime is 3995887697741. The reversal of 3995887697632 is 2367967885993.

It is a Harshad number since it is a multiple of its sum of digits (82).

It is a congruent number.

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, 1522821744 + ... + 1522824367.

It is an arithmetic number, because the mean of its divisors is an integer number (335782483848).

Almost surely, 2^{3995887697632} is an apocalyptic number.

3995887697632 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3995887697632 is an abundant number, since it is smaller than the sum of its proper divisors (4062891914720).

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

3995887697632 is a wasteful number, since it uses less digits than its factorization.

3995887697632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3045646162 (or 3045646154 counting only the distinct ones).

The product of its digits is 7407106560, while the sum is 82.

The spelling of 3995887697632 in words is "three trillion, nine hundred ninety-five billion, eight hundred eighty-seven million, six hundred ninety-seven thousand, six hundred thirty-two".