52144613582547 has 4 divisors (see below), whose sum is σ = 69526151443400. Its totient is φ = 34763075721696.

The previous prime is 52144613582539. The next prime is 52144613582561. The reversal of 52144613582547 is 74528531644125.

It is a happy number.

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

It is not a de Polignac number, because 52144613582547 - 2³ = 52144613582539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52144613582447) 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, 8690768930422 + ... + 8690768930427.

It is an arithmetic number, because the mean of its divisors is an integer number (17381537860850).

Almost surely, 2^{52144613582547} is an apocalyptic number.

52144613582547 is a deficient number, since it is larger than the sum of its proper divisors (17381537860853).

52144613582547 is a wasteful number, since it uses less digits than its factorization.

52144613582547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17381537860852.

The product of its digits is 32256000, while the sum is 57.

The spelling of 52144613582547 in words is "fifty-two trillion, one hundred forty-four billion, six hundred thirteen million, five hundred eighty-two thousand, five hundred forty-seven".