52013123404001 has 4 divisors (see below), whose sum is σ = 55072718898372. Its totient is φ = 48953527909632.

The previous prime is 52013123403979. The next prime is 52013123404027. The reversal of 52013123404001 is 10040432131025.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 43733554528225 + 8279568875776 = 6613135^2 + 2877424^2 .

It is a cyclic number.

It is not a de Polignac number, because 52013123404001 - 2¹⁸ = 52013123141857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52013123404061) 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, 1529797747160 + ... + 1529797747193.

It is an arithmetic number, because the mean of its divisors is an integer number (13768179724593).

Almost surely, 2^{52013123404001} is an apocalyptic number.

It is an amenable number.

52013123404001 is a deficient number, since it is larger than the sum of its proper divisors (3059595494371).

52013123404001 is a wasteful number, since it uses less digits than its factorization.

52013123404001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3059595494370.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 52013123404001 its reverse (10040432131025), we get a palindrome (62053555535026).

The spelling of 52013123404001 in words is "fifty-two trillion, thirteen billion, one hundred twenty-three million, four hundred four thousand, one".