8426431284425 has 24 divisors (see below), whose sum is σ = 13027043900352. Its totient is φ = 5252840280000.

The previous prime is 8426431284407. The next prime is 8426431284431. The reversal of 8426431284425 is 5244821346248.

It is not a de Polignac number, because 8426431284425 - 2¹² = 8426431280329 is a prime.

It is a super-2 number, since 2×8426431284425² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2188681526 + ... + 2188685375.

It is an arithmetic number, because the mean of its divisors is an integer number (542793495848).

Almost surely, 2^{8426431284425} is an apocalyptic number.

It is an amenable number.

8426431284425 is a deficient number, since it is larger than the sum of its proper divisors (4600612615927).

8426431284425 is a wasteful number, since it uses less digits than its factorization.

8426431284425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4377366929 (or 4377366924 counting only the distinct ones).

The product of its digits is 11796480, while the sum is 53.

The spelling of 8426431284425 in words is "eight trillion, four hundred twenty-six billion, four hundred thirty-one million, two hundred eighty-four thousand, four hundred twenty-five".