253108326687 has 16 divisors (see below), whose sum is σ = 341315377920. Its totient is φ = 166820588352.

The previous prime is 253108326671. The next prime is 253108326703. The reversal of 253108326687 is 786623801352.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (253108326671) and next prime (253108326703).

It is not a de Polignac number, because 253108326687 - 2⁴ = 253108326671 is a prime.

It is a super-3 number, since 3×253108326687³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253108326287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2066598 + ... + 2185644.

It is an arithmetic number, because the mean of its divisors is an integer number (21332211120).

Almost surely, 2^253108326687 is an apocalyptic number.

253108326687 is a deficient number, since it is larger than the sum of its proper divisors (88207051233).

253108326687 is a wasteful number, since it uses less digits than its factorization.

253108326687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127102.

The product of its (nonzero) digits is 2903040, while the sum is 51.

The spelling of 253108326687 in words is "two hundred fifty-three billion, one hundred eight million, three hundred twenty-six thousand, six hundred eighty-seven".