1616116642 has 16 divisors (see below), whose sum is σ = 2772254592. Its totient is φ = 692179200.

The previous prime is 1616116633. The next prime is 1616116657. The reversal of 1616116642 is 2466116161.

It is a super-2 number, since 2×1616116642² = 5223666001098712328, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1616116598 and 1616116607.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13638 + ... + 58465.

It is an arithmetic number, because the mean of its divisors is an integer number (173265912).

Almost surely, 2^1616116642 is an apocalyptic number.

1616116642 is a deficient number, since it is larger than the sum of its proper divisors (1156137950).

1616116642 is a wasteful number, since it uses less digits than its factorization.

1616116642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73713.

The product of its digits is 10368, while the sum is 34.

The square root of 1616116642 is about 40200.9532474045. The cubic root of 1616116642 is about 1173.5210950345.

The spelling of 1616116642 in words is "one billion, six hundred sixteen million, one hundred sixteen thousand, six hundred forty-two".