16101345636 has 72 divisors (see below), whose sum is σ = 43446312000. Its totient is φ = 5013005760.

The previous prime is 16101345629. The next prime is 16101345647. The reversal of 16101345636 is 63654310161.

16101345636 is a `hidden beast` number, since 1 + 6 + 1 + 0 + 13 + 4 + 5 + 636 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 16101345636.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 117211 + ... + 214338.

It is an arithmetic number, because the mean of its divisors is an integer number (603421000).

Almost surely, 2^16101345636 is an apocalyptic number.

It is an amenable number.

16101345636 is an abundant number, since it is smaller than the sum of its proper divisors (27344966364).

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

16101345636 is a wasteful number, since it uses less digits than its factorization.

16101345636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331649 (or 331644 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

Adding to 16101345636 its reverse (63654310161), we get a palindrome (79755655797).

The spelling of 16101345636 in words is "sixteen billion, one hundred one million, three hundred forty-five thousand, six hundred thirty-six".