161513102622 has 32 divisors (see below), whose sum is σ = 324755776512. Its totient is φ = 53549535744.

The previous prime is 161513102579. The next prime is 161513102719. The reversal of 161513102622 is 226201315161.

It is a self number, because there is not a number n which added to its sum of digits gives 161513102622.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11442093 + ... + 11456199.

It is an arithmetic number, because the mean of its divisors is an integer number (10148618016).

Almost surely, 2^161513102622 is an apocalyptic number.

161513102622 is an abundant number, since it is smaller than the sum of its proper divisors (163242673890).

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

161513102622 is a wasteful number, since it uses less digits than its factorization.

161513102622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24192.

The product of its (nonzero) digits is 4320, while the sum is 30.

Adding to 161513102622 its reverse (226201315161), we get a palindrome (387714417783).

The spelling of 161513102622 in words is "one hundred sixty-one billion, five hundred thirteen million, one hundred two thousand, six hundred twenty-two".