425391510435 has 64 divisors (see below), whose sum is σ = 720755089920. Its totient is φ = 214240203648.

The previous prime is 425391510431. The next prime is 425391510437. The reversal of 425391510435 is 534015193524.

It is not a de Polignac number, because 425391510435 - 2² = 425391510431 is a prime.

It is not an unprimeable number, because it can be changed into a prime (425391510431) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 32608024 + ... + 32621066.

It is an arithmetic number, because the mean of its divisors is an integer number (11261798280).

Almost surely, 2^425391510435 is an apocalyptic number.

425391510435 is a deficient number, since it is larger than the sum of its proper divisors (295363579485).

425391510435 is a wasteful number, since it uses less digits than its factorization.

425391510435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13425 (or 13387 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 42.

The spelling of 425391510435 in words is "four hundred twenty-five billion, three hundred ninety-one million, five hundred ten thousand, four hundred thirty-five".