52120527621 has 8 divisors (see below), whose sum is σ = 71189013504. Its totient is φ = 33899530080.

The previous prime is 52120527577. The next prime is 52120527629. The reversal of 52120527621 is 12672502125.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52120527621 - 2¹⁴ = 52120511237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52120527629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211871941 + ... + 211872186.

It is an arithmetic number, because the mean of its divisors is an integer number (8898626688).

Almost surely, 2^52120527621 is an apocalyptic number.

It is an amenable number.

52120527621 is a deficient number, since it is larger than the sum of its proper divisors (19068485883).

52120527621 is a wasteful number, since it uses less digits than its factorization.

52120527621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423744171.

The product of its (nonzero) digits is 16800, while the sum is 33.

The spelling of 52120527621 in words is "fifty-two billion, one hundred twenty million, five hundred twenty-seven thousand, six hundred twenty-one".