82320265358651 has 4 divisors (see below), whose sum is σ = 84328076708904. Its totient is φ = 80312454008400.

The previous prime is 82320265358647. The next prime is 82320265358689. The reversal of 82320265358651 is 15685356202328.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 82320265358651 - 2² = 82320265358647 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82320265358951) 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, 1003905675065 + ... + 1003905675146.

It is an arithmetic number, because the mean of its divisors is an integer number (21082019177226).

Almost surely, 2^{82320265358651} is an apocalyptic number.

82320265358651 is a deficient number, since it is larger than the sum of its proper divisors (2007811350253).

82320265358651 is a wasteful number, since it uses less digits than its factorization.

82320265358651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2007811350252.

The product of its (nonzero) digits is 20736000, while the sum is 56.

The spelling of 82320265358651 in words is "eighty-two trillion, three hundred twenty billion, two hundred sixty-five million, three hundred fifty-eight thousand, six hundred fifty-one".