19492497225216 has 240 divisors, whose sum is σ = 56453313430800. Its totient is φ = 6474828201984.

The previous prime is 19492497225181. The next prime is 19492497225217. The reversal of 19492497225216 is 61252279429491.

19492497225216 is a `hidden beast` number, since 1 + 9 + 4 + 92 + 497 + 2 + 2 + 52 + 1 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19492497225217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1588753930 + ... + 1588766198.

It is an arithmetic number, because the mean of its divisors is an integer number (235222139295).

Almost surely, 2^{19492497225216} is an apocalyptic number.

19492497225216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19492497225216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28226656715400).

19492497225216 is an abundant number, since it is smaller than the sum of its proper divisors (36960816205584).

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

19492497225216 is a wasteful number, since it uses less digits than its factorization.

19492497225216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13469 (or 13450 counting only the distinct ones).

The product of its digits is 39191040, while the sum is 63.

The spelling of 19492497225216 in words is "nineteen trillion, four hundred ninety-two billion, four hundred ninety-seven million, two hundred twenty-five thousand, two hundred sixteen".