5228737465645 has 8 divisors (see below), whose sum is σ = 6274868559480. Its totient is φ = 4182734238720.

The previous prime is 5228737465579. The next prime is 5228737465663. The reversal of 5228737465645 is 5465647378225.

It can be written as a sum of positive squares in 4 ways, for example, as 1230473277289 + 3998264188356 = 1109267^2 + 1999566^2 .

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

It is not a de Polignac number, because 5228737465645 - 2⁷ = 5228737465517 is a prime.

It is a super-3 number, since 3×5228737465645³ (a number of 39 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31876740 + ... + 32040349.

It is an arithmetic number, because the mean of its divisors is an integer number (784358569935).

Almost surely, 2^{5228737465645} is an apocalyptic number.

It is an amenable number.

5228737465645 is a deficient number, since it is larger than the sum of its proper divisors (1046131093835).

5228737465645 is a wasteful number, since it uses less digits than its factorization.

5228737465645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63933455.

The product of its digits is 338688000, while the sum is 64.

The spelling of 5228737465645 in words is "five trillion, two hundred twenty-eight billion, seven hundred thirty-seven million, four hundred sixty-five thousand, six hundred forty-five".