123085616 has 10 divisors (see below), whose sum is σ = 238478412. Its totient is φ = 61542800.

The previous prime is 123085607. The next prime is 123085619. The reversal of 123085616 is 616580321.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (123085619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3846410 + ... + 3846441.

Almost surely, 2^123085616 is an apocalyptic number.

123085616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

123085616 is a deficient number, since it is larger than the sum of its proper divisors (115392796).

123085616 is an equidigital number, since it uses as much as digits as its factorization.

123085616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7692859 (or 7692853 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 123085616 is about 11094.3957023355. The cubic root of 123085616 is about 497.4343453506.

The spelling of 123085616 in words is "one hundred twenty-three million, eighty-five thousand, six hundred sixteen".