19340355335420 has 24 divisors (see below), whose sum is σ = 46416852805344. Its totient is φ = 6630978972096.

The previous prime is 19340355335393. The next prime is 19340355335429. The reversal of 19340355335420 is 2453355304391.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19340355335429) 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, 69072697487 + ... + 69072697766.

It is an arithmetic number, because the mean of its divisors is an integer number (1934035533556).

Almost surely, 2^{19340355335420} is an apocalyptic number.

19340355335420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

19340355335420 is an abundant number, since it is smaller than the sum of its proper divisors (27076497469924).

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

19340355335420 is a wasteful number, since it uses less digits than its factorization.

19340355335420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138145395269 (or 138145395267 counting only the distinct ones).

The product of its (nonzero) digits is 2916000, while the sum is 47.

The spelling of 19340355335420 in words is "nineteen trillion, three hundred forty billion, three hundred fifty-five million, three hundred thirty-five thousand, four hundred twenty".