1613199123216 has 120 divisors (see below), whose sum is σ = 4533807180864. Its totient is φ = 535464034560.

The previous prime is 1613199123191. The next prime is 1613199123259. The reversal of 1613199123216 is 6123219913161.

1613199123216 is a `hidden beast` number, since 1 + 6 + 1 + 319 + 9 + 1 + 2 + 321 + 6 = 666.

It is a super-2 number, since 2×1613199123216² (a number of 25 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

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, 33137005 + ... + 33185651.

Almost surely, 2^{1613199123216} is an apocalyptic number.

1613199123216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1613199123216 is an abundant number, since it is smaller than the sum of its proper divisors (2920608057648).

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

1613199123216 is a wasteful number, since it uses less digits than its factorization.

1613199123216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49629 (or 49620 counting only the distinct ones).

The product of its digits is 104976, while the sum is 45.

The spelling of 1613199123216 in words is "one trillion, six hundred thirteen billion, one hundred ninety-nine million, one hundred twenty-three thousand, two hundred sixteen".