44215513136 has 20 divisors (see below), whose sum is σ = 85853400864. Its totient is φ = 22059796800.

The previous prime is 44215513127. The next prime is 44215513141. The reversal of 44215513136 is 63131551244.

It is a junction number, because it is equal to n+sod(n) for n = 44215513096 and 44215513105.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2989880 + ... + 3004631.

Almost surely, 2^44215513136 is an apocalyptic number.

It is an amenable number.

44215513136 is a deficient number, since it is larger than the sum of its proper divisors (41637887728).

44215513136 is a wasteful number, since it uses less digits than its factorization.

44215513136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5994980 (or 5994974 counting only the distinct ones).

The product of its digits is 43200, while the sum is 35.

The spelling of 44215513136 in words is "forty-four billion, two hundred fifteen million, five hundred thirteen thousand, one hundred thirty-six".