250243130352442 has 8 divisors (see below), whose sum is σ = 375639285653856. Its totient is φ = 125030035134492.

The previous prime is 250243130352419. The next prime is 250243130352451. The reversal of 250243130352442 is 244253031342052.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×250243130352442² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 250243130352395 and 250243130352404.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45765017448 + ... + 45765022915.

It is an arithmetic number, because the mean of its divisors is an integer number (46954910706732).

Almost surely, 2^{250243130352442} is an apocalyptic number.

250243130352442 is a deficient number, since it is larger than the sum of its proper divisors (125396155301414).

250243130352442 is a wasteful number, since it uses less digits than its factorization.

250243130352442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91530041732.

The product of its (nonzero) digits is 691200, while the sum is 40.

Adding to 250243130352442 its reverse (244253031342052), we get a palindrome (494496161694494).

The spelling of 250243130352442 in words is "two hundred fifty trillion, two hundred forty-three billion, one hundred thirty million, three hundred fifty-two thousand, four hundred forty-two".