16855167652 has 6 divisors (see below), whose sum is σ = 29496543398. Its totient is φ = 8427583824.

The previous prime is 16855167631. The next prime is 16855167673. The reversal of 16855167652 is 25676155861.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (16855167631) and next prime (16855167673).

It can be written as a sum of positive squares in only one way, i.e., 12655350016 + 4199817636 = 112496^2 + 64806^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16855167652.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2106895953 + ... + 2106895960.

Almost surely, 2^16855167652 is an apocalyptic number.

It is an amenable number.

16855167652 is a deficient number, since it is larger than the sum of its proper divisors (12641375746).

16855167652 is a wasteful number, since it uses less digits than its factorization.

16855167652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4213791917 (or 4213791915 counting only the distinct ones).

The product of its digits is 3024000, while the sum is 52.

The spelling of 16855167652 in words is "sixteen billion, eight hundred fifty-five million, one hundred sixty-seven thousand, six hundred fifty-two".