52021501311 has 8 divisors (see below), whose sum is σ = 74697540400. Its totient is φ = 32013231552.

The previous prime is 52021501297. The next prime is 52021501331. The reversal of 52021501311 is 11310512025.

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

It is not a de Polignac number, because 52021501311 - 2¹¹ = 52021499263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52021501331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 666942286 + ... + 666942363.

It is an arithmetic number, because the mean of its divisors is an integer number (9337192550).

Almost surely, 2^52021501311 is an apocalyptic number.

52021501311 is a deficient number, since it is larger than the sum of its proper divisors (22676039089).

52021501311 is a wasteful number, since it uses less digits than its factorization.

52021501311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1333884665.

The product of its (nonzero) digits is 300, while the sum is 21.

The spelling of 52021501311 in words is "fifty-two billion, twenty-one million, five hundred one thousand, three hundred eleven".