423434055425 has 24 divisors (see below), whose sum is σ = 551270668800. Its totient is φ = 322184681280.

The previous prime is 423434055419. The next prime is 423434055427. The reversal of 423434055425 is 524550434324.

It is not a de Polignac number, because 423434055425 - 2¹⁶ = 423433989889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423434055427) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4309985 + ... + 4407134.

It is an arithmetic number, because the mean of its divisors is an integer number (22969611200).

Almost surely, 2^423434055425 is an apocalyptic number.

It is an amenable number.

423434055425 is a deficient number, since it is larger than the sum of its proper divisors (127836613375).

423434055425 is a wasteful number, since it uses less digits than its factorization.

423434055425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8717225 (or 8717220 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 41.

Adding to 423434055425 its reverse (524550434324), we get a palindrome (947984489749).

The spelling of 423434055425 in words is "four hundred twenty-three billion, four hundred thirty-four million, fifty-five thousand, four hundred twenty-five".