77558230105008 has 80 divisors (see below), whose sum is σ = 200841553817856. Its totient is φ = 25790490799360.

The previous prime is 77558230104983. The next prime is 77558230105051. The reversal of 77558230105008 is 80050103285577.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56812291 + ... + 58161437.

Almost surely, 2^{77558230105008} is an apocalyptic number.

It is an amenable number.

77558230105008 is an abundant number, since it is smaller than the sum of its proper divisors (123283323712848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

77558230105008 is a wasteful number, since it uses less digits than its factorization.

77558230105008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1352042 (or 1352036 counting only the distinct ones).

The product of its (nonzero) digits is 2352000, while the sum is 51.

The spelling of 77558230105008 in words is "seventy-seven trillion, five hundred fifty-eight billion, two hundred thirty million, one hundred five thousand, eight".