52776120447 has 12 divisors (see below), whose sum is σ = 76235011320. Its totient is φ = 35182770768.

The previous prime is 52776120443. The next prime is 52776120451. The reversal of 52776120447 is 74402167725.

52776120447 is a `hidden beast` number, since 5 + 27 + 7 + 612 + 0 + 4 + 4 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (52776120443) and next prime (52776120451).

It is not a de Polignac number, because 52776120447 - 2² = 52776120443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52776120443) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 188973 + ... + 375849.

It is an arithmetic number, because the mean of its divisors is an integer number (6352917610).

Almost surely, 2^52776120447 is an apocalyptic number.

52776120447 is a deficient number, since it is larger than the sum of its proper divisors (23458890873).

52776120447 is a wasteful number, since it uses less digits than its factorization.

52776120447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218262 (or 218259 counting only the distinct ones).

The product of its (nonzero) digits is 658560, while the sum is 45.

The spelling of 52776120447 in words is "fifty-two billion, seven hundred seventy-six million, one hundred twenty thousand, four hundred forty-seven".