52641408139 has 8 divisors (see below), whose sum is σ = 53773554240. Its totient is φ = 51521117256.

The previous prime is 52641408133. The next prime is 52641408173. The reversal of 52641408139 is 93180414625.

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 52641408139 - 2⁷ = 52641408011 is a prime.

It is a super-2 number, since 2×52641408139² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52641408095 and 52641408104.

It is not an unprimeable number, because it can be changed into a prime (52641408133) 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, 2954829 + ... + 2972590.

It is an arithmetic number, because the mean of its divisors is an integer number (6721694280).

Almost surely, 2^52641408139 is an apocalyptic number.

52641408139 is a deficient number, since it is larger than the sum of its proper divisors (1132146101).

52641408139 is a wasteful number, since it uses less digits than its factorization.

52641408139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5927609.

The product of its (nonzero) digits is 207360, while the sum is 43.

The spelling of 52641408139 in words is "fifty-two billion, six hundred forty-one million, four hundred eight thousand, one hundred thirty-nine".