425310507478 has 4 divisors (see below), whose sum is σ = 637965761220. Its totient is φ = 212655253738.

The previous prime is 425310507473. The next prime is 425310507481. The reversal of 425310507478 is 874705013524.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425310507473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106327626868 + ... + 106327626871.

It is an arithmetic number, because the mean of its divisors is an integer number (159491440305).

Almost surely, 2^425310507478 is an apocalyptic number.

425310507478 is a deficient number, since it is larger than the sum of its proper divisors (212655253742).

425310507478 is a wasteful number, since it uses less digits than its factorization.

425310507478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212655253741.

The product of its (nonzero) digits is 940800, while the sum is 46.

The spelling of 425310507478 in words is "four hundred twenty-five billion, three hundred ten million, five hundred seven thousand, four hundred seventy-eight".