4428614851509 has 8 divisors (see below), whose sum is σ = 5992951441120. Its totient is φ = 2908344081456.

The previous prime is 4428614851489. The next prime is 4428614851511. The reversal of 4428614851509 is 9051584168244.

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

It is not a de Polignac number, because 4428614851509 - 2²⁰ = 4428613802933 is a prime.

It is a super-2 number, since 2×4428614851509² (a number of 26 digits) contains 22 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 (4428614851519) 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, 11016454654 + ... + 11016455055.

It is an arithmetic number, because the mean of its divisors is an integer number (749118930140).

Almost surely, 2^{4428614851509} is an apocalyptic number.

It is an amenable number.

4428614851509 is a deficient number, since it is larger than the sum of its proper divisors (1564336589611).

4428614851509 is a wasteful number, since it uses less digits than its factorization.

4428614851509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22032909779.

The product of its (nonzero) digits is 11059200, while the sum is 57.

The spelling of 4428614851509 in words is "four trillion, four hundred twenty-eight billion, six hundred fourteen million, eight hundred fifty-one thousand, five hundred nine".