19068400124 has 12 divisors (see below), whose sum is σ = 33370667400. Its totient is φ = 9533923728.

The previous prime is 19068400097. The next prime is 19068400151. The reversal of 19068400124 is 42100486091.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (19068400097) and next prime (19068400151).

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, 231242 + ... + 302670.

It is an arithmetic number, because the mean of its divisors is an integer number (2780888950).

Almost surely, 2^19068400124 is an apocalyptic number.

It is an amenable number.

19068400124 is a deficient number, since it is larger than the sum of its proper divisors (14302267276).

19068400124 is a wasteful number, since it uses less digits than its factorization.

19068400124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138172 (or 138170 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 35.

The spelling of 19068400124 in words is "nineteen billion, sixty-eight million, four hundred thousand, one hundred twenty-four".