19409295006740 has 48 divisors (see below), whose sum is σ = 44288781841920. Its totient is φ = 7117839930240.

The previous prime is 19409295006727. The next prime is 19409295006743. The reversal of 19409295006740 is 4760059290491.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19409295006743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 823812287 + ... + 823835846.

It is an arithmetic number, because the mean of its divisors is an integer number (922682955040).

Almost surely, 2^{19409295006740} is an apocalyptic number.

19409295006740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

19409295006740 is an abundant number, since it is smaller than the sum of its proper divisors (24879486835180).

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

19409295006740 is a wasteful number, since it uses less digits than its factorization.

19409295006740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1647648192 (or 1647648190 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 56.

The spelling of 19409295006740 in words is "nineteen trillion, four hundred nine billion, two hundred ninety-five million, six thousand, seven hundred forty".