76740891047 has 8 divisors (see below), whose sum is σ = 76813401600. Its totient is φ = 76668413464.

The previous prime is 76740891043. The next prime is 76740891049. The reversal of 76740891047 is 74019804767.

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

It is a cyclic number.

It is not a de Polignac number, because 76740891047 - 2² = 76740891043 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 76740891047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76740891043) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 7663718 + ... + 7673724.

It is an arithmetic number, because the mean of its divisors is an integer number (9601675200).

Almost surely, 2^76740891047 is an apocalyptic number.

76740891047 is a deficient number, since it is larger than the sum of its proper divisors (72510553).

76740891047 is a wasteful number, since it uses less digits than its factorization.

76740891047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16485.

The product of its (nonzero) digits is 2370816, while the sum is 53.

The spelling of 76740891047 in words is "seventy-six billion, seven hundred forty million, eight hundred ninety-one thousand, forty-seven".