52065111501541 has 4 divisors (see below), whose sum is σ = 54328812001632. Its totient is φ = 49801411001452.

The previous prime is 52065111501499. The next prime is 52065111501553. The reversal of 52065111501541 is 14510511156025.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52065111501541 - 2¹¹ = 52065111499493 is a prime.

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 52065111501541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52065111501341) 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, 1131850250011 + ... + 1131850250056.

It is an arithmetic number, because the mean of its divisors is an integer number (13582203000408).

Almost surely, 2^{52065111501541} is an apocalyptic number.

It is an amenable number.

52065111501541 is a deficient number, since it is larger than the sum of its proper divisors (2263700500091).

52065111501541 is a wasteful number, since it uses less digits than its factorization.

52065111501541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2263700500090.

The product of its (nonzero) digits is 30000, while the sum is 37.

Adding to 52065111501541 its reverse (14510511156025), we get a palindrome (66575622657566).

The spelling of 52065111501541 in words is "fifty-two trillion, sixty-five billion, one hundred eleven million, five hundred one thousand, five hundred forty-one".