3867561004328 has 32 divisors (see below), whose sum is σ = 8298785093760. Its totient is φ = 1655295270720.

The previous prime is 3867561004309. The next prime is 3867561004357. The reversal of 3867561004328 is 8234001657683.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3867561004328.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46434563 + ... + 46517778.

It is an arithmetic number, because the mean of its divisors is an integer number (259337034180).

Almost surely, 2^{3867561004328} is an apocalyptic number.

It is an amenable number.

3867561004328 is an abundant number, since it is smaller than the sum of its proper divisors (4431224089432).

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

3867561004328 is a wasteful number, since it uses less digits than its factorization.

3867561004328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92953097 (or 92953093 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 53.

The spelling of 3867561004328 in words is "three trillion, eight hundred sixty-seven billion, five hundred sixty-one million, four thousand, three hundred twenty-eight".