47251880855 has 4 divisors (see below), whose sum is σ = 56702257032. Its totient is φ = 37801504680.

The previous prime is 47251880803. The next prime is 47251880899. The reversal of 47251880855 is 55808815274.

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

It is a de Polignac number, because none of the positive numbers 2^k-47251880855 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 47251880797 and 47251880806.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4725188081 + ... + 4725188090.

It is an arithmetic number, because the mean of its divisors is an integer number (14175564258).

Almost surely, 2^47251880855 is an apocalyptic number.

47251880855 is a deficient number, since it is larger than the sum of its proper divisors (9450376177).

47251880855 is an equidigital number, since it uses as much as digits as its factorization.

47251880855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9450376176.

The product of its (nonzero) digits is 3584000, while the sum is 53.

The spelling of 47251880855 in words is "forty-seven billion, two hundred fifty-one million, eight hundred eighty thousand, eight hundred fifty-five".