425378425000 has 48 divisors (see below), whose sum is σ = 996916935420. Its totient is φ = 170151360000.

The previous prime is 425378424971. The next prime is 425378425009. The reversal of 425378425000 is 524873524.

It can be written as a sum of positive squares in 6 ways, for example, as 8896639684 + 416481785316 = 94322^2 + 645354^2 .

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (425378425009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8482569 + ... + 8532568.

Almost surely, 2^425378425000 is an apocalyptic number.

425378425000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

425378425000 is an abundant number, since it is smaller than the sum of its proper divisors (571538510420).

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

425378425000 is an equidigital number, since it uses as much as digits as its factorization.

425378425000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17015168 (or 17015144 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 40.

The spelling of 425378425000 in words is "four hundred twenty-five billion, three hundred seventy-eight million, four hundred twenty-five thousand".