251341542230 has 16 divisors (see below), whose sum is σ = 453052891440. Its totient is φ = 100394813472.

The previous prime is 251341542223. The next prime is 251341542233. The reversal of 251341542230 is 32245143152.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (251341542233) 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, 17717984 + ... + 17732163.

It is an arithmetic number, because the mean of its divisors is an integer number (28315805715).

Almost surely, 2^251341542230 is an apocalyptic number.

251341542230 is a deficient number, since it is larger than the sum of its proper divisors (201711349210).

251341542230 is a wasteful number, since it uses less digits than its factorization.

251341542230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35450863.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 251341542230 its reverse (32245143152), we get a palindrome (283586685382).

The spelling of 251341542230 in words is "two hundred fifty-one billion, three hundred forty-one million, five hundred forty-two thousand, two hundred thirty".