538284662123011 has 4 divisors (see below), whose sum is σ = 538293127246000. Its totient is φ = 538276197000024.

The previous prime is 538284662122973. The next prime is 538284662123041. The reversal of 538284662123011 is 110321266482835.

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 538284662123011 - 2⁹ = 538284662122499 is a prime.

It is a super-2 number, since 2×538284662123011² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 538284662123011.

It is not an unprimeable number, because it can be changed into a prime (538284662123041) 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, 4232466111 + ... + 4232593288.

It is an arithmetic number, because the mean of its divisors is an integer number (134573281811500).

Almost surely, 2^{538284662123011} is an apocalyptic number.

538284662123011 is a deficient number, since it is larger than the sum of its proper divisors (8465122989).

538284662123011 is an equidigital number, since it uses as much as digits as its factorization.

538284662123011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8465122988.

The product of its (nonzero) digits is 3317760, while the sum is 52.

The spelling of 538284662123011 in words is "five hundred thirty-eight trillion, two hundred eighty-four billion, six hundred sixty-two million, one hundred twenty-three thousand, eleven".