77783007196 has 12 divisors (see below), whose sum is σ = 143284487080. Its totient is φ = 36844582320.

The previous prime is 77783007193. The next prime is 77783007293. The reversal of 77783007196 is 69170038777.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77783007193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 511730235 + ... + 511730386.

Almost surely, 2^77783007196 is an apocalyptic number.

77783007196 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

77783007196 is a deficient number, since it is larger than the sum of its proper divisors (65501479884).

77783007196 is a wasteful number, since it uses less digits than its factorization.

77783007196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1023460644 (or 1023460642 counting only the distinct ones).

The product of its (nonzero) digits is 3111696, while the sum is 55.

The spelling of 77783007196 in words is "seventy-seven billion, seven hundred eighty-three million, seven thousand, one hundred ninety-six".