76477912523 has 4 divisors (see below), whose sum is σ = 76690943280. Its totient is φ = 76264881768.

The previous prime is 76477912481. The next prime is 76477912541. The reversal of 76477912523 is 32521977467.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 76477912523 - 2³² = 72182945227 is a prime.

It is a super-2 number, since 2×76477912523² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76477912543) 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 3 ways as a sum of consecutive naturals, for example, 106514840 + ... + 106515557.

It is an arithmetic number, because the mean of its divisors is an integer number (19172735820).

Almost surely, 2^76477912523 is an apocalyptic number.

76477912523 is a deficient number, since it is larger than the sum of its proper divisors (213030757).

76477912523 is a wasteful number, since it uses less digits than its factorization.

76477912523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213030756.

The product of its digits is 4445280, while the sum is 53.

The spelling of 76477912523 in words is "seventy-six billion, four hundred seventy-seven million, nine hundred twelve thousand, five hundred twenty-three".