420524501313 has 16 divisors (see below), whose sum is σ = 640874574720. Its totient is φ = 240271464576.

The previous prime is 420524501303. The next prime is 420524501323. The reversal of 420524501313 is 313105425024.

It is an interprime number because it is at equal distance from previous prime (420524501303) and next prime (420524501323).

It is not a de Polignac number, because 420524501313 - 2⁴ = 420524501297 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (420524501303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 993558 + ... + 1352111.

It is an arithmetic number, because the mean of its divisors is an integer number (40054660920).

Almost surely, 2^420524501313 is an apocalyptic number.

It is an amenable number.

420524501313 is a deficient number, since it is larger than the sum of its proper divisors (220350073407).

420524501313 is a wasteful number, since it uses less digits than its factorization.

420524501313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2354216.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 420524501313 its reverse (313105425024), we get a palindrome (733629926337).

The spelling of 420524501313 in words is "four hundred twenty billion, five hundred twenty-four million, five hundred one thousand, three hundred thirteen".