253513464305 has 16 divisors (see below), whose sum is σ = 320252192640. Its totient is φ = 192276150528.

The previous prime is 253513464277. The next prime is 253513464349. The reversal of 253513464305 is 503464315352.

It is a cyclic number.

It is not a de Polignac number, because 253513464305 - 2¹⁴ = 253513447921 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9741275 + ... + 9767264.

It is an arithmetic number, because the mean of its divisors is an integer number (20015762040).

Almost surely, 2^253513464305 is an apocalyptic number.

It is an amenable number.

253513464305 is a deficient number, since it is larger than the sum of its proper divisors (66738728335).

253513464305 is a wasteful number, since it uses less digits than its factorization.

253513464305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19508680.

The product of its (nonzero) digits is 648000, while the sum is 41.

Adding to 253513464305 its reverse (503464315352), we get a palindrome (756977779657).

The spelling of 253513464305 in words is "two hundred fifty-three billion, five hundred thirteen million, four hundred sixty-four thousand, three hundred five".