253996030653 has 24 divisors (see below), whose sum is σ = 342648223008. Its totient is φ = 167359466976.

The previous prime is 253996030649. The next prime is 253996030657. The reversal of 253996030653 is 356030699352.

It is an interprime number because it is at equal distance from previous prime (253996030649) and next prime (253996030657).

It is not a de Polignac number, because 253996030653 - 2² = 253996030649 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 253996030596 and 253996030605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253996030657) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15207375 + ... + 15224067.

It is an arithmetic number, because the mean of its divisors is an integer number (14277009292).

Almost surely, 2^253996030653 is an apocalyptic number.

It is an amenable number.

253996030653 is a deficient number, since it is larger than the sum of its proper divisors (88652192355).

253996030653 is a wasteful number, since it uses less digits than its factorization.

253996030653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17353 (or 17246 counting only the distinct ones).

The product of its (nonzero) digits is 3936600, while the sum is 51.

The spelling of 253996030653 in words is "two hundred fifty-three billion, nine hundred ninety-six million, thirty thousand, six hundred fifty-three".