610216260356221 has 4 divisors (see below), whose sum is σ = 610226998552672. Its totient is φ = 610205522159772.

The previous prime is 610216260356189. The next prime is 610216260356249. The reversal of 610216260356221 is 122653062612016.

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 610216260356221 - 2⁵ = 610216260356189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (610216260356321) 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, 5369012985 + ... + 5369126638.

It is an arithmetic number, because the mean of its divisors is an integer number (152556749638168).

Almost surely, 2^{610216260356221} is an apocalyptic number.

It is an amenable number.

610216260356221 is a deficient number, since it is larger than the sum of its proper divisors (10738196451).

610216260356221 is a wasteful number, since it uses less digits than its factorization.

610216260356221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10738196450.

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 610216260356221 in words is "six hundred ten trillion, two hundred sixteen billion, two hundred sixty million, three hundred fifty-six thousand, two hundred twenty-one".