77346671434 has 32 divisors (see below), whose sum is σ = 129320323200. Its totient is φ = 34507748352.

The previous prime is 77346671393. The next prime is 77346671449. The reversal of 77346671434 is 43417664377.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 349284 + ... + 526015.

It is an arithmetic number, because the mean of its divisors is an integer number (4041260100).

Almost surely, 2^77346671434 is an apocalyptic number.

77346671434 is a deficient number, since it is larger than the sum of its proper divisors (51973651766).

77346671434 is a wasteful number, since it uses less digits than its factorization.

77346671434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875454.

The product of its digits is 7112448, while the sum is 52.

The spelling of 77346671434 in words is "seventy-seven billion, three hundred forty-six million, six hundred seventy-one thousand, four hundred thirty-four".