52724202422251 has 4 divisors (see below), whose sum is σ = 52829021910672. Its totient is φ = 52619382933832.

The previous prime is 52724202422233. The next prime is 52724202422263. The reversal of 52724202422251 is 15222420242725.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52724202422251 - 2²⁹ = 52723665551339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52724202422051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52409743456 + ... + 52409744461.

It is an arithmetic number, because the mean of its divisors is an integer number (13207255477668).

Almost surely, 2^{52724202422251} is an apocalyptic number.

52724202422251 is a deficient number, since it is larger than the sum of its proper divisors (104819488421).

52724202422251 is a wasteful number, since it uses less digits than its factorization.

52724202422251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104819488420.

The product of its (nonzero) digits is 358400, while the sum is 40.

Adding to 52724202422251 its reverse (15222420242725), we get a palindrome (67946622664976).

The spelling of 52724202422251 in words is "fifty-two trillion, seven hundred twenty-four billion, two hundred two million, four hundred twenty-two thousand, two hundred fifty-one".