76665253281822 has 24 divisors (see below), whose sum is σ = 166137002818176. Its totient is φ = 25550629959456.

The previous prime is 76665253281821. The next prime is 76665253281829. The reversal of 76665253281822 is 22818235256667.

It is a super-2 number, since 2×76665253281822² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 76665253281822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76665253281821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 371099518 + ... + 371306049.

It is an arithmetic number, because the mean of its divisors is an integer number (6922375117424).

Almost surely, 2^{76665253281822} is an apocalyptic number.

76665253281822 is an abundant number, since it is smaller than the sum of its proper divisors (89471749536354).

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

76665253281822 is a wasteful number, since it uses less digits than its factorization.

76665253281822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742411312 (or 742411309 counting only the distinct ones).

The product of its digits is 116121600, while the sum is 63.

The spelling of 76665253281822 in words is "seventy-six trillion, six hundred sixty-five billion, two hundred fifty-three million, two hundred eighty-one thousand, eight hundred twenty-two".