52647400772 has 6 divisors (see below), whose sum is σ = 92132951358. Its totient is φ = 26323700384.

The previous prime is 52647400769. The next prime is 52647400829. The reversal of 52647400772 is 27700474625.

It can be written as a sum of positive squares in only one way, i.e., 49690651396 + 2956749376 = 222914^2 + 54376^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6580925093 + ... + 6580925100.

It is an arithmetic number, because the mean of its divisors is an integer number (15355491893).

Almost surely, 2^52647400772 is an apocalyptic number.

It is an amenable number.

52647400772 is a deficient number, since it is larger than the sum of its proper divisors (39485550586).

52647400772 is a wasteful number, since it uses less digits than its factorization.

52647400772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13161850197 (or 13161850195 counting only the distinct ones).

The product of its (nonzero) digits is 658560, while the sum is 44.

The spelling of 52647400772 in words is "fifty-two billion, six hundred forty-seven million, four hundred thousand, seven hundred seventy-two".