52493156447 has 8 divisors (see below), whose sum is σ = 54366215040. Its totient is φ = 50624294560.

The previous prime is 52493156413. The next prime is 52493156477. The reversal of 52493156447 is 74465139425.

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 52493156447 - 2¹² = 52493152351 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52493156395 and 52493156404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52493156477) 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, 1023704 + ... + 1073757.

It is an arithmetic number, because the mean of its divisors is an integer number (6795776880).

Almost surely, 2^52493156447 is an apocalyptic number.

52493156447 is a deficient number, since it is larger than the sum of its proper divisors (1873058593).

52493156447 is a wasteful number, since it uses less digits than its factorization.

52493156447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2098353.

The product of its digits is 3628800, while the sum is 50.

The spelling of 52493156447 in words is "fifty-two billion, four hundred ninety-three million, one hundred fifty-six thousand, four hundred forty-seven".