123668000619 has 8 divisors (see below), whose sum is σ = 164892296592. Its totient is φ = 82444519200.

The previous prime is 123668000611. The next prime is 123668000627. The reversal of 123668000619 is 916000866321.

It is an interprime number because it is at equal distance from previous prime (123668000611) and next prime (123668000627).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 123668000619 - 2³ = 123668000611 is a prime.

It is a super-2 number, since 2×123668000619² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (123668000611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 454269 + ... + 673569.

It is an arithmetic number, because the mean of its divisors is an integer number (20611537074).

Almost surely, 2^123668000619 is an apocalyptic number.

123668000619 is the 187973-rd nonagonal number.

123668000619 is a deficient number, since it is larger than the sum of its proper divisors (41224295973).

123668000619 is a wasteful number, since it uses less digits than its factorization.

123668000619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407277.

The product of its (nonzero) digits is 93312, while the sum is 42.

The spelling of 123668000619 in words is "one hundred twenty-three billion, six hundred sixty-eight million, six hundred nineteen", and thus it is an aban number.