3646548534216 has 128 divisors (see below), whose sum is σ = 11345238144000. Its totient is φ = 952999955712.

The previous prime is 3646548534203. The next prime is 3646548534227. The reversal of 3646548534216 is 6124358456463.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19604026 + ... + 19789161.

It is an arithmetic number, because the mean of its divisors is an integer number (88634673000).

Almost surely, 2^{3646548534216} is an apocalyptic number.

It is an amenable number.

3646548534216 is an abundant number, since it is smaller than the sum of its proper divisors (7698689609784).

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

3646548534216 is a wasteful number, since it uses less digits than its factorization.

3646548534216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39393251 (or 39393247 counting only the distinct ones).

The product of its digits is 49766400, while the sum is 57.

The spelling of 3646548534216 in words is "three trillion, six hundred forty-six billion, five hundred forty-eight million, five hundred thirty-four thousand, two hundred sixteen".