19296314061049 has 3 divisors (see below), whose sum is σ = 19296318453807. Its totient is φ = 19296309668292.

The previous prime is 19296314061029. The next prime is 19296314061071. The reversal of 19296314061049 is 94016041369291.

The square root of 19296314061049 is 4392757.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 19157384917225 + 138929143824 = 4376915^2 + 372732^2 .

It is not a de Polignac number, because 19296314061049 - 2⁹ = 19296314060537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (19296314061029) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2196379 + ... + 6589135.

It is an arithmetic number, because the mean of its divisors is an integer number (6432106151269).

Almost surely, 2^{19296314061049} is an apocalyptic number.

19296314061049 is the 4392757-th square number.

19296314061049 is the 2196379-th centered octagonal number.

It is an amenable number.

19296314061049 is a deficient number, since it is larger than the sum of its proper divisors (4392758).

19296314061049 is an frugal number, since it uses more digits than its factorization.

19296314061049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8785514 (or 4392757 counting only the distinct ones).

The product of its (nonzero) digits is 2519424, while the sum is 55.

The spelling of 19296314061049 in words is "nineteen trillion, two hundred ninety-six billion, three hundred fourteen million, sixty-one thousand, forty-nine".