52146104021 has 8 divisors (see below), whose sum is σ = 56890761600. Its totient is φ = 47402130240.

The previous prime is 52146103963. The next prime is 52146104039. The reversal of 52146104021 is 12040164125.

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 52146104021 - 2¹⁰ = 52146102997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52146104041) 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, 4436 + ... + 322973.

It is an arithmetic number, because the mean of its divisors is an integer number (7111345200).

Almost surely, 2^52146104021 is an apocalyptic number.

It is an amenable number.

52146104021 is a deficient number, since it is larger than the sum of its proper divisors (4744657579).

52146104021 is a wasteful number, since it uses less digits than its factorization.

52146104021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341899.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 52146104021 its reverse (12040164125), we get a palindrome (64186268146).

The spelling of 52146104021 in words is "fifty-two billion, one hundred forty-six million, one hundred four thousand, twenty-one".