536421615251 has 2 divisors, whose sum is σ = 536421615252. Its totient is φ = 536421615250.

The previous prime is 536421615221. The next prime is 536421615287. The reversal of 536421615251 is 152516124635.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 536421615251 - 2¹⁰ = 536421614227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 536421615199 and 536421615208.

It is not a weakly prime, because it can be changed into another prime (536421615221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268210807625 + 268210807626.

It is an arithmetic number, because the mean of its divisors is an integer number (268210807626).

Almost surely, 2^536421615251 is an apocalyptic number.

536421615251 is a deficient number, since it is larger than the sum of its proper divisors (1).

536421615251 is an equidigital number, since it uses as much as digits as its factorization.

536421615251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 216000, while the sum is 41.

Adding to 536421615251 its reverse (152516124635), we get a palindrome (688937739886).

The spelling of 536421615251 in words is "five hundred thirty-six billion, four hundred twenty-one million, six hundred fifteen thousand, two hundred fifty-one".