425310240233320 has 128 divisors (see below), whose sum is σ = 1042687714068000. Its totient is φ = 155196914872320.

The previous prime is 425310240233287. The next prime is 425310240233321. The reversal of 425310240233320 is 23332042013524.

It can be written as a sum of positive squares in 16 ways, for example, as 20854621022596 + 404455619210724 = 4566686^2 + 20111082^2 .

It is not an unprimeable number, because it can be changed into a prime (425310240233321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12403650 + ... + 31693390.

Almost surely, 2^{425310240233320} is an apocalyptic number.

425310240233320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425310240233320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (521343857034000).

425310240233320 is an abundant number, since it is smaller than the sum of its proper divisors (617377473834680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425310240233320 is a wasteful number, since it uses less digits than its factorization.

425310240233320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19290263 (or 19290259 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 34.

Adding to 425310240233320 its reverse (23332042013524), we get a palindrome (448642282246844).

The spelling of 425310240233320 in words is "four hundred twenty-five trillion, three hundred ten billion, two hundred forty million, two hundred thirty-three thousand, three hundred twenty".