77788673055106 has 16 divisors (see below), whose sum is σ = 125781941376000. Its totient is φ = 35867231437968.

The previous prime is 77788673055091. The next prime is 77788673055127. The reversal of 77788673055106 is 60155037688777.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1468016706 + ... + 1468069693.

It is an arithmetic number, because the mean of its divisors is an integer number (7861371336000).

Almost surely, 2^{77788673055106} is an apocalyptic number.

77788673055106 is a deficient number, since it is larger than the sum of its proper divisors (47993268320894).

77788673055106 is a wasteful number, since it uses less digits than its factorization.

77788673055106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2936087433.

The product of its (nonzero) digits is 414892800, while the sum is 70.

The spelling of 77788673055106 in words is "seventy-seven trillion, seven hundred eighty-eight billion, six hundred seventy-three million, fifty-five thousand, one hundred six".