76243311452 has 216 divisors, whose sum is σ = 176807356992. Its totient is φ = 28644295680.

The previous prime is 76243311449. The next prime is 76243311457. The reversal of 76243311452 is 25411334267.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76243311457) 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 71 ways as a sum of consecutive naturals, for example, 81369128 + ... + 81370064.

Almost surely, 2^76243311452 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76243311452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88403678496).

76243311452 is an abundant number, since it is smaller than the sum of its proper divisors (100564045540).

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

76243311452 is a wasteful number, since it uses less digits than its factorization.

76243311452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1097 (or 1077 counting only the distinct ones).

The product of its digits is 120960, while the sum is 38.

The spelling of 76243311452 in words is "seventy-six billion, two hundred forty-three million, three hundred eleven thousand, four hundred fifty-two".