44145030051 has 20 divisors (see below), whose sum is σ = 66121886512. Its totient is φ = 29351099088.

The previous prime is 44145030011. The next prime is 44145030067. The reversal of 44145030051 is 15003054144.

It is a happy number.

It is not a de Polignac number, because 44145030051 - 2⁷ = 44145029923 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44145029997 and 44145030024.

It is not an unprimeable number, because it can be changed into a prime (44145030001) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 700351 + ... + 760776.

Almost surely, 2^44145030051 is an apocalyptic number.

44145030051 is a deficient number, since it is larger than the sum of its proper divisors (21976856461).

44145030051 is a wasteful number, since it uses less digits than its factorization.

44145030051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1461512 (or 1461503 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 44145030051 its reverse (15003054144), we get a palindrome (59148084195).

The spelling of 44145030051 in words is "forty-four billion, one hundred forty-five million, thirty thousand, fifty-one".