56710201216321 has 4 divisors (see below), whose sum is σ = 56711122152192. Its totient is φ = 56709280280452.

The previous prime is 56710201216301. The next prime is 56710201216423. The reversal of 56710201216321 is 12361210201765.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56710201216321 - 2⁴¹ = 54511177960769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56710201216301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 460375561 + ... + 460498726.

It is an arithmetic number, because the mean of its divisors is an integer number (14177780538048).

Almost surely, 2^{56710201216321} is an apocalyptic number.

It is an amenable number.

56710201216321 is a deficient number, since it is larger than the sum of its proper divisors (920935871).

56710201216321 is an equidigital number, since it uses as much as digits as its factorization.

56710201216321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920935870.

The product of its (nonzero) digits is 30240, while the sum is 37.

The spelling of 56710201216321 in words is "fifty-six trillion, seven hundred ten billion, two hundred one million, two hundred sixteen thousand, three hundred twenty-one".