250025403423340 has 24 divisors (see below), whose sum is σ = 525072082206672. Its totient is φ = 100006592794560.

The previous prime is 250025403423319. The next prime is 250025403423343. The reversal of 250025403423340 is 43324304520052.

It is a self number, because there is not a number n which added to its sum of digits gives 250025403423340.

It is not an unprimeable number, because it can be changed into a prime (250025403423343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222461371 + ... + 223582450.

It is an arithmetic number, because the mean of its divisors is an integer number (21878003425278).

Almost surely, 2^{250025403423340} is an apocalyptic number.

250025403423340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

250025403423340 is an abundant number, since it is smaller than the sum of its proper divisors (275046678783332).

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

250025403423340 is a wasteful number, since it uses less digits than its factorization.

250025403423340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446071857 (or 446071855 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 37.

Adding to 250025403423340 its reverse (43324304520052), we get a palindrome (293349707943392).

The spelling of 250025403423340 in words is "two hundred fifty trillion, twenty-five billion, four hundred three million, four hundred twenty-three thousand, three hundred forty".