8019121927093 has 8 divisors (see below), whose sum is σ = 8367983281728. Its totient is φ = 7670277562464.

The previous prime is 8019121927049. The next prime is 8019121927147. The reversal of 8019121927093 is 3907291219108.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8019121927093 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8019121927093.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8019121927393) 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, 3278280 + ... + 5175457.

It is an arithmetic number, because the mean of its divisors is an integer number (1045997910216).

Almost surely, 2^{8019121927093} is an apocalyptic number.

It is an amenable number.

8019121927093 is a deficient number, since it is larger than the sum of its proper divisors (348861354635).

8019121927093 is a wasteful number, since it uses less digits than its factorization.

8019121927093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8495003.

The product of its (nonzero) digits is 489888, while the sum is 52.

The spelling of 8019121927093 in words is "eight trillion, nineteen billion, one hundred twenty-one million, nine hundred twenty-seven thousand, ninety-three".