253864624011 has 4 divisors (see below), whose sum is σ = 338486165352. Its totient is φ = 169243082672.

The previous prime is 253864624001. The next prime is 253864624031. The reversal of 253864624011 is 110426468352.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 253864624011 - 2¹⁰ = 253864622987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (253864624001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42310770666 + ... + 42310770671.

It is an arithmetic number, because the mean of its divisors is an integer number (84621541338).

Almost surely, 2^253864624011 is an apocalyptic number.

253864624011 is a deficient number, since it is larger than the sum of its proper divisors (84621541341).

253864624011 is an equidigital number, since it uses as much as digits as its factorization.

253864624011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84621541340.

The product of its (nonzero) digits is 276480, while the sum is 42.

The spelling of 253864624011 in words is "two hundred fifty-three billion, eight hundred sixty-four million, six hundred twenty-four thousand, eleven".