52777347928 has 16 divisors (see below), whose sum is σ = 98979122880. Its totient is φ = 26382915168.

The previous prime is 52777347919. The next prime is 52777347929. The reversal of 52777347928 is 82974377725.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52777347929) 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, 680776 + ... + 754327.

It is an arithmetic number, because the mean of its divisors is an integer number (6186195180).

Almost surely, 2^52777347928 is an apocalyptic number.

It is an amenable number.

52777347928 is a deficient number, since it is larger than the sum of its proper divisors (46201774952).

52777347928 is a wasteful number, since it uses less digits than its factorization.

52777347928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1439706 (or 1439702 counting only the distinct ones).

The product of its digits is 41489280, while the sum is 61.

The spelling of 52777347928 in words is "fifty-two billion, seven hundred seventy-seven million, three hundred forty-seven thousand, nine hundred twenty-eight".