3656378555484 has 12 divisors (see below), whose sum is σ = 8531549962824. Its totient is φ = 1218792851824.

The previous prime is 3656378555407. The next prime is 3656378555497. The reversal of 3656378555484 is 4845558736563.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 152349106467 + ... + 152349106490.

It is an arithmetic number, because the mean of its divisors is an integer number (710962496902).

Almost surely, 2^{3656378555484} is an apocalyptic number.

It is an amenable number.

3656378555484 is an abundant number, since it is smaller than the sum of its proper divisors (4875171407340).

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

3656378555484 is a wasteful number, since it uses less digits than its factorization.

3656378555484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304698212964 (or 304698212962 counting only the distinct ones).

The product of its digits is 1451520000, while the sum is 69.

The spelling of 3656378555484 in words is "three trillion, six hundred fifty-six billion, three hundred seventy-eight million, five hundred fifty-five thousand, four hundred eighty-four".