52254423551 has 8 divisors (see below), whose sum is σ = 57509294544. Its totient is φ = 47083630720.

The previous prime is 52254423539. The next prime is 52254423553. The reversal of 52254423551 is 15532445225.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52254423551 is a prime.

It is a super-3 number, since 3×52254423551³ (a number of 33 digits) contains 333 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 (52254423553) 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, 21018236 + ... + 21020721.

It is an arithmetic number, because the mean of its divisors is an integer number (7188661818).

Almost surely, 2^52254423551 is an apocalyptic number.

52254423551 is a deficient number, since it is larger than the sum of its proper divisors (5254870993).

52254423551 is a wasteful number, since it uses less digits than its factorization.

52254423551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42039081.

The product of its digits is 240000, while the sum is 38.

Adding to 52254423551 its reverse (15532445225), we get a palindrome (67786868776).

The spelling of 52254423551 in words is "fifty-two billion, two hundred fifty-four million, four hundred twenty-three thousand, five hundred fifty-one".