52121686226347 has 8 divisors (see below), whose sum is σ = 54036235386000. Its totient is φ = 50237769853440.

The previous prime is 52121686226333. The next prime is 52121686226419. The reversal of 52121686226347 is 74362268612125.

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

It is not a de Polignac number, because 52121686226347 - 2⁷ = 52121686226219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52121686226047) 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, 7658193222 + ... + 7658200027.

It is an arithmetic number, because the mean of its divisors is an integer number (6754529423250).

Almost surely, 2^{52121686226347} is an apocalyptic number.

52121686226347 is a deficient number, since it is larger than the sum of its proper divisors (1914549159653).

52121686226347 is a wasteful number, since it uses less digits than its factorization.

52121686226347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15316393373.

The product of its digits is 11612160, while the sum is 55.

The spelling of 52121686226347 in words is "fifty-two trillion, one hundred twenty-one billion, six hundred eighty-six million, two hundred twenty-six thousand, three hundred forty-seven".