52502780553028 has 48 divisors (see below), whose sum is σ = 101056491768960. Its totient is φ = 23719101974784.

The previous prime is 52502780552987. The next prime is 52502780553029. The reversal of 52502780553028 is 82035508720525.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is not an unprimeable number, because it can be changed into a prime (52502780553029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36008400 + ... + 37438087.

It is an arithmetic number, because the mean of its divisors is an integer number (2105343578520).

Almost surely, 2^{52502780553028} is an apocalyptic number.

It is an amenable number.

52502780553028 is a deficient number, since it is larger than the sum of its proper divisors (48553711215932).

52502780553028 is a wasteful number, since it uses less digits than its factorization.

52502780553028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73446796 (or 73446794 counting only the distinct ones).

The product of its (nonzero) digits is 6720000, while the sum is 52.

The spelling of 52502780553028 in words is "fifty-two trillion, five hundred two billion, seven hundred eighty million, five hundred fifty-three thousand, twenty-eight".