77758068008226 has 32 divisors (see below), whose sum is σ = 159138728831808. Its totient is φ = 25315635522240.

The previous prime is 77758068008219. The next prime is 77758068008389. The reversal of 77758068008226 is 62280086085777.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1320000 + ... + 12540276.

It is an arithmetic number, because the mean of its divisors is an integer number (4973085275994).

Almost surely, 2^{77758068008226} is an apocalyptic number.

77758068008226 is an abundant number, since it is smaller than the sum of its proper divisors (81380660823582).

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

77758068008226 is a wasteful number, since it uses less digits than its factorization.

77758068008226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11247186.

The product of its (nonzero) digits is 126443520, while the sum is 66.

The spelling of 77758068008226 in words is "seventy-seven trillion, seven hundred fifty-eight billion, sixty-eight million, eight thousand, two hundred twenty-six".