1568052423961 has 3 divisors (see below), whose sum is σ = 1568053676181. Its totient is φ = 1568051171742.

The previous prime is 1568052423953. The next prime is 1568052423983. The reversal of 1568052423961 is 1693242508651.

It is a happy number.

The square root of 1568052423961 is 1252219.

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 is not a de Polignac number, because 1568052423961 - 2³ = 1568052423953 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1568052423899 and 1568052423908.

It is not an unprimeable number, because it can be changed into a prime (1568052423761) 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, 626110 + ... + 1878328.

It is an arithmetic number, because the mean of its divisors is an integer number (522684558727).

Almost surely, 2^{1568052423961} is an apocalyptic number.

1568052423961 is the 1252219-th square number.

1568052423961 is the 626110-th centered octagonal number.

It is an amenable number.

1568052423961 is a deficient number, since it is larger than the sum of its proper divisors (1252220).

1568052423961 is an frugal number, since it uses more digits than its factorization.

1568052423961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2504438 (or 1252219 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 52.

The spelling of 1568052423961 in words is "one trillion, five hundred sixty-eight billion, fifty-two million, four hundred twenty-three thousand, nine hundred sixty-one".