253415505501553 has 8 divisors (see below), whose sum is σ = 253960866533088. Its totient is φ = 252870156075264.

The previous prime is 253415505501527. The next prime is 253415505501617. The reversal of 253415505501553 is 355105505514352.

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

It is a cyclic number.

It is not a de Polignac number, because 253415505501553 - 2¹³ = 253415505493361 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 253415505501497 and 253415505501506.

It is not an unprimeable number, because it can be changed into a prime (253415505501523) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 41550225 + ... + 47257297.

It is an arithmetic number, because the mean of its divisors is an integer number (31745108316636).

Almost surely, 2^{253415505501553} is an apocalyptic number.

It is an amenable number.

253415505501553 is a deficient number, since it is larger than the sum of its proper divisors (545361031535).

253415505501553 is an equidigital number, since it uses as much as digits as its factorization.

253415505501553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5802623.

The product of its (nonzero) digits is 5625000, while the sum is 49.

The spelling of 253415505501553 in words is "two hundred fifty-three trillion, four hundred fifteen billion, five hundred five million, five hundred one thousand, five hundred fifty-three".