52785226091 has 24 divisors (see below), whose sum is σ = 58047981264. Its totient is φ = 47714725440.

The previous prime is 52785226063. The next prime is 52785226093. The reversal of 52785226091 is 19062258725.

It is a happy number.

52785226091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52785226091 - 2¹⁴ = 52785209707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52785226093) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12532976 + ... + 12537186.

It is an arithmetic number, because the mean of its divisors is an integer number (2418665886).

Almost surely, 2^52785226091 is an apocalyptic number.

52785226091 is a deficient number, since it is larger than the sum of its proper divisors (5262755173).

52785226091 is a wasteful number, since it uses less digits than its factorization.

52785226091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4619 (or 4560 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 47.

The spelling of 52785226091 in words is "fifty-two billion, seven hundred eighty-five million, two hundred twenty-six thousand, ninety-one".