48444551 has 4 divisors (see below), whose sum is σ = 49167672. Its totient is φ = 47721432.

The previous prime is 48444533. The next prime is 48444589. The reversal of 48444551 is 15544484.

48444551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48444551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48444511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 361460 + ... + 361593.

It is an arithmetic number, because the mean of its divisors is an integer number (12291918).

Almost surely, 2^48444551 is an apocalyptic number.

48444551 is a deficient number, since it is larger than the sum of its proper divisors (723121).

48444551 is an equidigital number, since it uses as much as digits as its factorization.

48444551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723120.

The product of its digits is 51200, while the sum is 35.

The square root of 48444551 is about 6960.2119938979. The cubic root of 48444551 is about 364.5426209458.

The spelling of 48444551 in words is "forty-eight million, four hundred forty-four thousand, five hundred fifty-one".