48479551 has 4 divisors (see below), whose sum is σ = 48569704. Its totient is φ = 48389400.

The previous prime is 48479539. The next prime is 48479569. The reversal of 48479551 is 15597484.

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

It is a cyclic number.

It is not a de Polignac number, because 48479551 - 2¹⁷ = 48348479 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 48479498 and 48479507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48479521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44265 + ... + 45346.

It is an arithmetic number, because the mean of its divisors is an integer number (12142426).

Almost surely, 2^48479551 is an apocalyptic number.

48479551 is a deficient number, since it is larger than the sum of its proper divisors (90153).

48479551 is an equidigital number, since it uses as much as digits as its factorization.

48479551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90152.

The product of its digits is 201600, while the sum is 43.

The square root of 48479551 is about 6962.7258311670. The cubic root of 48479551 is about 364.6303908464.

The spelling of 48479551 in words is "forty-eight million, four hundred seventy-nine thousand, five hundred fifty-one".