77804132522 has 8 divisors (see below), whose sum is σ = 116725044000. Its totient is φ = 38895784524.

The previous prime is 77804132519. The next prime is 77804132531. The reversal of 77804132522 is 22523140877.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 77804132522.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3125372 + ... + 3150167.

It is an arithmetic number, because the mean of its divisors is an integer number (14590630500).

Almost surely, 2^77804132522 is an apocalyptic number.

77804132522 is a deficient number, since it is larger than the sum of its proper divisors (38920911478).

77804132522 is a wasteful number, since it uses less digits than its factorization.

77804132522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6281740.

The product of its (nonzero) digits is 188160, while the sum is 41.

The spelling of 77804132522 in words is "seventy-seven billion, eight hundred four million, one hundred thirty-two thousand, five hundred twenty-two".