77741660213164 has 12 divisors (see below), whose sum is σ = 136268404413624. Its totient is φ = 38807830380704.

The previous prime is 77741660213153. The next prime is 77741660213249. The reversal of 77741660213164 is 46131206614777.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15749928694 + ... + 15749933629.

It is an arithmetic number, because the mean of its divisors is an integer number (11355700367802).

Almost surely, 2^{77741660213164} is an apocalyptic number.

It is an amenable number.

77741660213164 is a deficient number, since it is larger than the sum of its proper divisors (58526744200460).

77741660213164 is a wasteful number, since it uses less digits than its factorization.

77741660213164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31499862944 (or 31499862942 counting only the distinct ones).

The product of its (nonzero) digits is 7112448, while the sum is 55.

The spelling of 77741660213164 in words is "seventy-seven trillion, seven hundred forty-one billion, six hundred sixty million, two hundred thirteen thousand, one hundred sixty-four".