77271105334 has 4 divisors (see below), whose sum is σ = 115906658004. Its totient is φ = 38635552666.

The previous prime is 77271105277. The next prime is 77271105367. The reversal of 77271105334 is 43350117277.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43350117277 = 1549 ⋅27985873.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19317776332 + ... + 19317776335.

It is an arithmetic number, because the mean of its divisors is an integer number (28976664501).

Almost surely, 2^77271105334 is an apocalyptic number.

77271105334 is a deficient number, since it is larger than the sum of its proper divisors (38635552670).

77271105334 is a wasteful number, since it uses less digits than its factorization.

77271105334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38635552669.

The product of its (nonzero) digits is 123480, while the sum is 40.

The spelling of 77271105334 in words is "seventy-seven billion, two hundred seventy-one million, one hundred five thousand, three hundred thirty-four".