253650831816142 has 8 divisors (see below), whose sum is σ = 380666200924296. Its totient is φ = 126762098174712.

The previous prime is 253650831816127. The next prime is 253650831816167. The reversal of 253650831816142 is 241618138056352.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31658861673 + ... + 31658869684.

It is an arithmetic number, because the mean of its divisors is an integer number (47583275115537).

Almost surely, 2^{253650831816142} is an apocalyptic number.

253650831816142 is a deficient number, since it is larger than the sum of its proper divisors (127015369108154).

253650831816142 is a wasteful number, since it uses less digits than its factorization.

253650831816142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63317733362.

The product of its (nonzero) digits is 8294400, while the sum is 55.

The spelling of 253650831816142 in words is "two hundred fifty-three trillion, six hundred fifty billion, eight hundred thirty-one million, eight hundred sixteen thousand, one hundred forty-two".