1616612152 has 16 divisors (see below), whose sum is σ = 3032515440. Its totient is φ = 807941376.

The previous prime is 1616612143. The next prime is 1616612171. The reversal of 1616612152 is 2512166161.

It is a super-2 number, since 2×1616612152² = 5226869699988142208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26268 + ... + 62635.

It is an arithmetic number, because the mean of its divisors is an integer number (189532215).

Almost surely, 2^1616612152 is an apocalyptic number.

It is an amenable number.

1616612152 is a deficient number, since it is larger than the sum of its proper divisors (1415903288).

1616612152 is a wasteful number, since it uses less digits than its factorization.

1616612152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91182 (or 91178 counting only the distinct ones).

The product of its digits is 4320, while the sum is 31.

The square root of 1616612152 is about 40207.1156886440. The cubic root of 1616612152 is about 1173.6410187255.

The spelling of 1616612152 in words is "one billion, six hundred sixteen million, six hundred twelve thousand, one hundred fifty-two".