52208261521064 has 32 divisors (see below), whose sum is σ = 106801201101600. Its totient is φ = 23728455683520.

The previous prime is 52208261520977. The next prime is 52208261521081. The reversal of 52208261521064 is 46012516280225.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31336919 + ... + 32960870.

It is an arithmetic number, because the mean of its divisors is an integer number (3337537534425).

Almost surely, 2^{52208261521064} is an apocalyptic number.

It is an amenable number.

52208261521064 is an abundant number, since it is smaller than the sum of its proper divisors (54592939580536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52208261521064 is a wasteful number, since it uses less digits than its factorization.

52208261521064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64307033 (or 64307029 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 44.

The spelling of 52208261521064 in words is "fifty-two trillion, two hundred eight billion, two hundred sixty-one million, five hundred twenty-one thousand, sixty-four".