1610605116 has 36 divisors (see below), whose sum is σ = 4181289112. Its totient is φ = 522357984.

The previous prime is 1610605099. The next prime is 1610605121. The reversal of 1610605116 is 6115060161.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1610605116.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 603250 + ... + 605913.

Almost surely, 2^1610605116 is an apocalyptic number.

It is an amenable number.

1610605116 is an abundant number, since it is smaller than the sum of its proper divisors (2570683996).

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

1610605116 is a wasteful number, since it uses less digits than its factorization.

1610605116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1209210 (or 1209205 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 1610605116 is about 40132.3450099792. The cubic root of 1610605116 is about 1172.1855357858.

Adding to 1610605116 its reverse (6115060161), we get a palindrome (7725665277).

It can be divided in two parts, 161060 and 5116, that added together give a triangular number (166176 = T₅₇₆).

The spelling of 1610605116 in words is "one billion, six hundred ten million, six hundred five thousand, one hundred sixteen".