48281217451 has 4 divisors (see below), whose sum is σ = 49192183872. Its totient is φ = 47370251032.

The previous prime is 48281217449. The next prime is 48281217469. The reversal of 48281217451 is 15471218284.

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 48281217451 - 2¹ = 48281217449 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 48281217398 and 48281217407.

It is not an unprimeable number, because it can be changed into a prime (48281217401) 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, 455483131 + ... + 455483236.

It is an arithmetic number, because the mean of its divisors is an integer number (12298045968).

Almost surely, 2^48281217451 is an apocalyptic number.

48281217451 is a deficient number, since it is larger than the sum of its proper divisors (910966421).

48281217451 is an equidigital number, since it uses as much as digits as its factorization.

48281217451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910966420.

The product of its digits is 143360, while the sum is 43.

The spelling of 48281217451 in words is "forty-eight billion, two hundred eighty-one million, two hundred seventeen thousand, four hundred fifty-one".