1243624142874 has 8 divisors (see below), whose sum is σ = 2487248285760. Its totient is φ = 414541380956.

The previous prime is 1243624142869. The next prime is 1243624142881. The reversal of 1243624142874 is 4782414263421.

It is a happy number.

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

1243624142874 is an admirable number.

It is a Curzon 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, 103635345234 + ... + 103635345245.

It is an arithmetic number, because the mean of its divisors is an integer number (310906035720).

Almost surely, 2^{1243624142874} is an apocalyptic number.

1243624142874 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1243624142874 is a wasteful number, since it uses less digits than its factorization.

1243624142874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207270690484.

The product of its digits is 2064384, while the sum is 48.

The spelling of 1243624142874 in words is "one trillion, two hundred forty-three billion, six hundred twenty-four million, one hundred forty-two thousand, eight hundred seventy-four".