76747133441 has 4 divisors (see below), whose sum is σ = 83724145584. Its totient is φ = 69770121300.

The previous prime is 76747133377. The next prime is 76747133459. The reversal of 76747133441 is 14433174767.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 76747133441 - 2⁶ = 76747133377 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (76747133461) 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 3 ways as a sum of consecutive naturals, for example, 3488506055 + ... + 3488506076.

It is an arithmetic number, because the mean of its divisors is an integer number (20931036396).

Almost surely, 2^76747133441 is an apocalyptic number.

It is an amenable number.

76747133441 is a deficient number, since it is larger than the sum of its proper divisors (6977012143).

76747133441 is a wasteful number, since it uses less digits than its factorization.

76747133441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6977012142.

The product of its digits is 1185408, while the sum is 47.

The spelling of 76747133441 in words is "seventy-six billion, seven hundred forty-seven million, one hundred thirty-three thousand, four hundred forty-one".