501006432253 has 2 divisors, whose sum is σ = 501006432254. Its totient is φ = 501006432252.

The previous prime is 501006432221. The next prime is 501006432263. The reversal of 501006432253 is 352234600105.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 373787949924 + 127218482329 = 611382^2 + 356677^2 .

It is a cyclic number.

It is not a de Polignac number, because 501006432253 - 2⁵ = 501006432221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (501006432263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250503216126 + 250503216127.

It is an arithmetic number, because the mean of its divisors is an integer number (250503216127).

Almost surely, 2^501006432253 is an apocalyptic number.

It is an amenable number.

501006432253 is a deficient number, since it is larger than the sum of its proper divisors (1).

501006432253 is an equidigital number, since it uses as much as digits as its factorization.

501006432253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 31.

The spelling of 501006432253 in words is "five hundred one billion, six million, four hundred thirty-two thousand, two hundred fifty-three".