4020867609632 has 48 divisors (see below), whose sum is σ = 8382034900512. Its totient is φ = 1892105303040.

The previous prime is 4020867609601. The next prime is 4020867609637. The reversal of 4020867609632 is 2369067680204.

It is not an unprimeable number, because it can be changed into a prime (4020867609637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17167103 + ... + 17399745.

It is an arithmetic number, because the mean of its divisors is an integer number (174625727094).

Almost surely, 2^{4020867609632} is an apocalyptic number.

It is an amenable number.

4020867609632 is an abundant number, since it is smaller than the sum of its proper divisors (4361167290880).

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

4020867609632 is a wasteful number, since it uses less digits than its factorization.

4020867609632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264441 (or 264433 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 53.

The spelling of 4020867609632 in words is "four trillion, twenty billion, eight hundred sixty-seven million, six hundred nine thousand, six hundred thirty-two".