19310793164923 has 4 divisors (see below), whose sum is σ = 20796238793008. Its totient is φ = 17825347536840.

The previous prime is 19310793164899. The next prime is 19310793165011. The reversal of 19310793164923 is 32946139701391.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 19310793164923 - 2⁴¹ = 17111769909371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (19310793164023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 742722814023 + ... + 742722814048.

It is an arithmetic number, because the mean of its divisors is an integer number (5199059698252).

Almost surely, 2^{19310793164923} is an apocalyptic number.

19310793164923 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

19310793164923 is a deficient number, since it is larger than the sum of its proper divisors (1485445628085).

19310793164923 is a wasteful number, since it uses less digits than its factorization.

19310793164923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1485445628084.

The product of its (nonzero) digits is 6613488, while the sum is 58.

The spelling of 19310793164923 in words is "nineteen trillion, three hundred ten billion, seven hundred ninety-three million, one hundred sixty-four thousand, nine hundred twenty-three".