76447305522745 has 8 divisors (see below), whose sum is σ = 91737056286720. Its totient is φ = 61157651311920.

The previous prime is 76447305522737. The next prime is 76447305522793. The reversal of 76447305522745 is 54722550374467.

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

It is not a de Polignac number, because 76447305522745 - 2³ = 76447305522737 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22384825 + ... + 25572934.

It is an arithmetic number, because the mean of its divisors is an integer number (11467132035840).

Almost surely, 2^{76447305522745} is an apocalyptic number.

It is an amenable number.

76447305522745 is a deficient number, since it is larger than the sum of its proper divisors (15289750763975).

76447305522745 is a wasteful number, since it uses less digits than its factorization.

76447305522745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48276575.

The product of its (nonzero) digits is 197568000, while the sum is 61.

The spelling of 76447305522745 in words is "seventy-six trillion, four hundred forty-seven billion, three hundred five million, five hundred twenty-two thousand, seven hundred forty-five".