77467617107321 has 4 divisors (see below), whose sum is σ = 88534419551232. Its totient is φ = 66400814663412.

The previous prime is 77467617107317. The next prime is 77467617107327. The reversal of 77467617107321 is 12370171676477.

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 77467617107321 - 2² = 77467617107317 is a prime.

It is a super-3 number, since 3×77467617107321³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77467617107327) 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, 5533401221945 + ... + 5533401221958.

It is an arithmetic number, because the mean of its divisors is an integer number (22133604887808).

Almost surely, 2^{77467617107321} is an apocalyptic number.

It is an amenable number.

77467617107321 is a deficient number, since it is larger than the sum of its proper divisors (11066802443911).

77467617107321 is a wasteful number, since it uses less digits than its factorization.

77467617107321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11066802443910.

The product of its (nonzero) digits is 14521248, while the sum is 59.

The spelling of 77467617107321 in words is "seventy-seven trillion, four hundred sixty-seven billion, six hundred seventeen million, one hundred seven thousand, three hundred twenty-one".