253024064821 has 8 divisors (see below), whose sum is σ = 276323385600. Its totient is φ = 229774266240.

The previous prime is 253024064819. The next prime is 253024064863. The reversal of 253024064821 is 128460420352.

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 253024064821 - 2¹ = 253024064819 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253024064021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12369861 + ... + 12390298.

It is an arithmetic number, because the mean of its divisors is an integer number (34540423200).

Almost surely, 2^253024064821 is an apocalyptic number.

It is an amenable number.

253024064821 is a deficient number, since it is larger than the sum of its proper divisors (23299320779).

253024064821 is a wasteful number, since it uses less digits than its factorization.

253024064821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24761099.

The product of its (nonzero) digits is 92160, while the sum is 37.

The spelling of 253024064821 in words is "two hundred fifty-three billion, twenty-four million, sixty-four thousand, eight hundred twenty-one".