6434625023 has 2 divisors, whose sum is σ = 6434625024. Its totient is φ = 6434625022.

The previous prime is 6434625017. The next prime is 6434625031. The reversal of 6434625023 is 3205264346.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6434625023 - 2⁸ = 6434624767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6434628023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3217312511 + 3217312512.

It is an arithmetic number, because the mean of its divisors is an integer number (3217312512).

Almost surely, 2^6434625023 is an apocalyptic number.

6434625023 is a deficient number, since it is larger than the sum of its proper divisors (1).

6434625023 is an equidigital number, since it uses as much as digits as its factorization.

6434625023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 35.

The square root of 6434625023 is about 80216.1144845598. The cubic root of 6434625023 is about 1859.9777450415.

Adding to 6434625023 its reverse (3205264346), we get a palindrome (9639889369).

The spelling of 6434625023 in words is "six billion, four hundred thirty-four million, six hundred twenty-five thousand, twenty-three".