425315402434 has 24 divisors (see below), whose sum is σ = 692241742080. Its totient is φ = 195896261808.

The previous prime is 425315402429. The next prime is 425315402507. The reversal of 425315402434 is 434204513524.

It is a junction number, because it is equal to n+sod(n) for n = 425315402393 and 425315402402.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1127314 + ... + 1456525.

It is an arithmetic number, because the mean of its divisors is an integer number (28843405920).

Almost surely, 2^425315402434 is an apocalyptic number.

425315402434 is a deficient number, since it is larger than the sum of its proper divisors (266926339646).

425315402434 is a wasteful number, since it uses less digits than its factorization.

425315402434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2584354 (or 2584341 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 37.

Adding to 425315402434 its reverse (434204513524), we get a palindrome (859519915958).

The spelling of 425315402434 in words is "four hundred twenty-five billion, three hundred fifteen million, four hundred two thousand, four hundred thirty-four".