52251265549 has 8 divisors (see below), whose sum is σ = 59738782400. Its totient is φ = 44769511296.

The previous prime is 52251265541. The next prime is 52251265567. The reversal of 52251265549 is 94556215225.

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 52251265549 - 2³ = 52251265541 is a prime.

It is a super-2 number, since 2×52251265549² (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 = 52251265499 and 52251265508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52251265541) 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, 1421199 + ... + 1457500.

It is an arithmetic number, because the mean of its divisors is an integer number (7467347800).

Almost surely, 2^52251265549 is an apocalyptic number.

It is an amenable number.

52251265549 is a deficient number, since it is larger than the sum of its proper divisors (7487516851).

52251265549 is a wasteful number, since it uses less digits than its factorization.

52251265549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2881299.

The product of its digits is 1080000, while the sum is 46.

The spelling of 52251265549 in words is "fifty-two billion, two hundred fifty-one million, two hundred sixty-five thousand, five hundred forty-nine".