163116120225402 has 112 divisors (see below), whose sum is σ = 367189980062400. Its totient is φ = 54320700168000.

The previous prime is 163116120225391. The next prime is 163116120225481. The reversal of 163116120225402 is 204522021611361.

163116120225402 is a `hidden beast` number, since 1 + 6 + 3 + 1 + 1 + 6 + 1 + 20 + 225 + 402 = 666.

It is a super-2 number, since 2×163116120225402² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 11421890502 + ... + 11421904782.

Almost surely, 2^{163116120225402} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 163116120225402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183594990031200).

163116120225402 is an abundant number, since it is smaller than the sum of its proper divisors (204073859836998).

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

163116120225402 is a wasteful number, since it uses less digits than its factorization.

163116120225402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21151 (or 21136 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

Adding to 163116120225402 its reverse (204522021611361), we get a palindrome (367638141836763).

The spelling of 163116120225402 in words is "one hundred sixty-three trillion, one hundred sixteen billion, one hundred twenty million, two hundred twenty-five thousand, four hundred two".