52520168677772 has 6 divisors (see below), whose sum is σ = 91910295186108. Its totient is φ = 26260084338884.

The previous prime is 52520168677741. The next prime is 52520168677799. The reversal of 52520168677772 is 27777686102525.

It is a junction number, because it is equal to n+sod(n) for n = 52520168677699 and 52520168677708.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6565021084718 + ... + 6565021084725.

It is an arithmetic number, because the mean of its divisors is an integer number (15318382531018).

Almost surely, 2^{52520168677772} is an apocalyptic number.

It is an amenable number.

52520168677772 is a deficient number, since it is larger than the sum of its proper divisors (39390126508336).

52520168677772 is a wasteful number, since it uses less digits than its factorization.

52520168677772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13130042169447 (or 13130042169445 counting only the distinct ones).

The product of its (nonzero) digits is 138297600, while the sum is 65.

The spelling of 52520168677772 in words is "fifty-two trillion, five hundred twenty billion, one hundred sixty-eight million, six hundred seventy-seven thousand, seven hundred seventy-two".