77034325477727 has 8 divisors (see below), whose sum is σ = 79564821407232. Its totient is φ = 74506674403800.

The previous prime is 77034325477649. The next prime is 77034325477763. The reversal of 77034325477727 is 72777452343077.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 77034325477727 - 2¹² = 77034325473631 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 (77034325447727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 711158849 + ... + 711267162.

It is an arithmetic number, because the mean of its divisors is an integer number (9945602675904).

Almost surely, 2^{77034325477727} is an apocalyptic number.

77034325477727 is a deficient number, since it is larger than the sum of its proper divisors (2530495929505).

77034325477727 is a wasteful number, since it uses less digits than its factorization.

77034325477727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1422427789.

The product of its (nonzero) digits is 338829120, while the sum is 65.

The spelling of 77034325477727 in words is "seventy-seven trillion, thirty-four billion, three hundred twenty-five million, four hundred seventy-seven thousand, seven hundred twenty-seven".