52671544381 has 8 divisors (see below), whose sum is σ = 55036002240. Its totient is φ = 50313285792.

The previous prime is 52671544349. The next prime is 52671544451. The reversal of 52671544381 is 18344517625.

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 52671544381 - 2⁵ = 52671544349 is a prime.

It is a super-2 number, since 2×52671544381² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52671544481) 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, 1532440 + ... + 1566433.

It is an arithmetic number, because the mean of its divisors is an integer number (6879500280).

Almost surely, 2^52671544381 is an apocalyptic number.

It is an amenable number.

52671544381 is a deficient number, since it is larger than the sum of its proper divisors (2364457859).

52671544381 is a wasteful number, since it uses less digits than its factorization.

52671544381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3099635.

The product of its digits is 806400, while the sum is 46.

The spelling of 52671544381 in words is "fifty-two billion, six hundred seventy-one million, five hundred forty-four thousand, three hundred eighty-one".