4450156144 has 40 divisors (see below), whose sum is σ = 10171793408. Its totient is φ = 1845685440.

The previous prime is 4450156141. The next prime is 4450156157. The reversal of 4450156144 is 4416510544.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4450156141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 637392 + ... + 644335.

Almost surely, 2^4450156144 is an apocalyptic number.

It is an amenable number.

4450156144 is an abundant number, since it is smaller than the sum of its proper divisors (5721637264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4450156144 is a wasteful number, since it uses less digits than its factorization.

4450156144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1281773 (or 1281767 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 34.

The square root of 4450156144 is about 66709.4906591259. The cubic root of 4450156144 is about 1644.8453945108.

Adding to 4450156144 its reverse (4416510544), we get a palindrome (8866666688).

The spelling of 4450156144 in words is "four billion, four hundred fifty million, one hundred fifty-six thousand, one hundred forty-four".