1616616023 has 6 divisors (see below), whose sum is σ = 1776941712. Its totient is φ = 1469650820.

The previous prime is 1616616013. The next prime is 1616616031. The reversal of 1616616023 is 3206166161.

It is not a de Polignac number, because 1616616023 - 2²⁶ = 1549507159 is a prime.

It is a super-2 number, since 2×1616616023² = 5226894731640673058, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1616616013) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6680111 + ... + 6680352.

It is an arithmetic number, because the mean of its divisors is an integer number (296156952).

Almost surely, 2^1616616023 is an apocalyptic number.

1616616023 is a deficient number, since it is larger than the sum of its proper divisors (160325689).

1616616023 is a wasteful number, since it uses less digits than its factorization.

1616616023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13360485 (or 13360474 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 1616616023 is about 40207.1638268605. The cubic root of 1616616023 is about 1173.6419554913.

The spelling of 1616616023 in words is "one billion, six hundred sixteen million, six hundred sixteen thousand, twenty-three".