1612053216 has 36 divisors (see below), whose sum is σ = 4584277152. Its totient is φ = 537350976.

The previous prime is 1612053143. The next prime is 1612053221. The reversal of 1612053216 is 6123502161.

1612053216 is a `hidden beast` number, since 1 + 6 + 120 + 532 + 1 + 6 = 666.

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 1612053216.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2798416 + ... + 2798991.

It is an arithmetic number, because the mean of its divisors is an integer number (127341032).

Almost surely, 2^1612053216 is an apocalyptic number.

1612053216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1612053216 is an abundant number, since it is smaller than the sum of its proper divisors (2972223936).

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

1612053216 is a wasteful number, since it uses less digits than its factorization.

1612053216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5597423 (or 5597412 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 1612053216 is about 40150.3825137445. The cubic root of 1612053216 is about 1172.5367357554.

Adding to 1612053216 its reverse (6123502161), we get a palindrome (7735555377).

The spelling of 1612053216 in words is "one billion, six hundred twelve million, fifty-three thousand, two hundred sixteen".