253051716401 has 8 divisors (see below), whose sum is σ = 276061707264. Its totient is φ = 230042607120.

The previous prime is 253051716367. The next prime is 253051716451. The reversal of 253051716401 is 104617150352.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-253051716401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253051716451) 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, 475280 + ... + 855566.

It is an arithmetic number, because the mean of its divisors is an integer number (34507713408).

Almost surely, 2^253051716401 is an apocalyptic number.

It is an amenable number.

253051716401 is a deficient number, since it is larger than the sum of its proper divisors (23009990863).

253051716401 is a wasteful number, since it uses less digits than its factorization.

253051716401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440791.

The product of its (nonzero) digits is 25200, while the sum is 35.

Adding to 253051716401 its reverse (104617150352), we get a palindrome (357668866753).

The spelling of 253051716401 in words is "two hundred fifty-three billion, fifty-one million, seven hundred sixteen thousand, four hundred one".