253054133605 has 64 divisors (see below), whose sum is σ = 391326888960. Its totient is φ = 152686043136.

The previous prime is 253054133587. The next prime is 253054133663. The reversal of 253054133605 is 506331450352.

It is a cyclic number.

It is not a de Polignac number, because 253054133605 - 2⁹ = 253054133093 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3024981 + ... + 3107509.

It is an arithmetic number, because the mean of its divisors is an integer number (6114482640).

Almost surely, 2^253054133605 is an apocalyptic number.

It is an amenable number.

253054133605 is a deficient number, since it is larger than the sum of its proper divisors (138272755355).

253054133605 is a wasteful number, since it uses less digits than its factorization.

253054133605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82870.

The product of its (nonzero) digits is 162000, while the sum is 37.

Adding to 253054133605 its reverse (506331450352), we get a palindrome (759385583957).

The spelling of 253054133605 in words is "two hundred fifty-three billion, fifty-four million, one hundred thirty-three thousand, six hundred five".