77536147313426 has 8 divisors (see below), whose sum is σ = 116480172894924. Its totient is φ = 38709423015120.

The previous prime is 77536147313347. The next prime is 77536147313431. The reversal of 77536147313426 is 62431374163577.

It can be written as a sum of positive squares in 2 ways, for example, as 70750825645201 + 6785321668225 = 8411351^2 + 2604865^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29325319145 + ... + 29325321788.

Almost surely, 2^{77536147313426} is an apocalyptic number.

77536147313426 is a deficient number, since it is larger than the sum of its proper divisors (38944025581498).

77536147313426 is a wasteful number, since it uses less digits than its factorization.

77536147313426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58650641596.

The product of its digits is 53343360, while the sum is 59.

The spelling of 77536147313426 in words is "seventy-seven trillion, five hundred thirty-six billion, one hundred forty-seven million, three hundred thirteen thousand, four hundred twenty-six".