77960332822 has 4 divisors (see below), whose sum is σ = 116940499236. Its totient is φ = 38980166410.

The previous prime is 77960332781. The next prime is 77960332837. The reversal of 77960332822 is 22823306977.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19490083204 + ... + 19490083207.

It is an arithmetic number, because the mean of its divisors is an integer number (29235124809).

Almost surely, 2^77960332822 is an apocalyptic number.

77960332822 is a deficient number, since it is larger than the sum of its proper divisors (38980166414).

77960332822 is a wasteful number, since it uses less digits than its factorization.

77960332822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38980166413.

The product of its (nonzero) digits is 1524096, while the sum is 49.

The spelling of 77960332822 in words is "seventy-seven billion, nine hundred sixty million, three hundred thirty-two thousand, eight hundred twenty-two".