250342421530 has 16 divisors (see below), whose sum is σ = 470208374784. Its totient is φ = 95783187280.

The previous prime is 250342421519. The next prime is 250342421543. The reversal of 250342421530 is 35124243052.

It is a junction number, because it is equal to n+sod(n) for n = 250342421492 and 250342421501.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 544222426 + ... + 544222885.

It is an arithmetic number, because the mean of its divisors is an integer number (29388023424).

Almost surely, 2^250342421530 is an apocalyptic number.

250342421530 is a deficient number, since it is larger than the sum of its proper divisors (219865953254).

250342421530 is a wasteful number, since it uses less digits than its factorization.

250342421530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1088445341.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 250342421530 its reverse (35124243052), we get a palindrome (285466664582).

The spelling of 250342421530 in words is "two hundred fifty billion, three hundred forty-two million, four hundred twenty-one thousand, five hundred thirty".