77223538784196 has 72 divisors (see below), whose sum is σ = 228531448139904. Its totient is φ = 21525725093760.

The previous prime is 77223538784149. The next prime is 77223538784207. The reversal of 77223538784196 is 69148783532277.

77223538784196 is a `hidden beast` number, since 7 + 7 + 2 + 2 + 3 + 538 + 7 + 84 + 1 + 9 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3737094720 + ... + 3737115383.

It is an arithmetic number, because the mean of its divisors is an integer number (3174047890832).

Almost surely, 2^{77223538784196} is an apocalyptic number.

It is an amenable number.

77223538784196 is an abundant number, since it is smaller than the sum of its proper divisors (151307909355708).

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

77223538784196 is a wasteful number, since it uses less digits than its factorization.

77223538784196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7474210161 (or 7474210156 counting only the distinct ones).

The product of its digits is 853493760, while the sum is 72.

The spelling of 77223538784196 in words is "seventy-seven trillion, two hundred twenty-three billion, five hundred thirty-eight million, seven hundred eighty-four thousand, one hundred ninety-six".