77693093241 has 4 divisors (see below), whose sum is σ = 103590790992. Its totient is φ = 51795395492.

The previous prime is 77693093221. The next prime is 77693093243. The reversal of 77693093241 is 14239039677.

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 77693093241 - 2²⁵ = 77659538809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (77693093243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12948848871 + ... + 12948848876.

It is an arithmetic number, because the mean of its divisors is an integer number (25897697748).

Almost surely, 2^77693093241 is an apocalyptic number.

It is an amenable number.

77693093241 is a deficient number, since it is larger than the sum of its proper divisors (25897697751).

77693093241 is a wasteful number, since it uses less digits than its factorization.

77693093241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25897697750.

The product of its (nonzero) digits is 1714608, while the sum is 51.

The spelling of 77693093241 in words is "seventy-seven billion, six hundred ninety-three million, ninety-three thousand, two hundred forty-one".